Got OneUpdater Installed? How to Fix This PUP Issue Now

OneUpdater is a potentially unwanted program (PUP) that claims to check your installed software and update it if needed. At first glance, this seems like a useful service. However, OneUpdater often comes bundled with adware, browser extensions, and other questionable programs.

If you suddenly notice OneUpdater on your computer even though you didn’t intentionally download it, you’re not alone. Many people are finding OneUpdater installed without their permission or knowledge. This comprehensive guide will explain everything you need to know about OneUpdater – what it is, how it gets on your PC, its questionable activities, and most importantly, how to get rid of it for good.

One Updater

What is OneUpdater?

OneUpdater is a program that runs in the background on Windows PCs as a scheduled task. It checks for available updates for any software downloaded from the OpenSoftwareUpdater website. If updates are found, it can automatically download and install them or alert the user, depending on configured settings.

The company behind OneUpdater claims it helps users keep their software up-to-date for better security and functionality. However, most reputable software already includes auto-update capabilities without needing third-party programs like OneUpdater.

Some key facts about OneUpdater:

  • Owner company is OpenSoftwareUpdater
  • Adds background services that run continuously
  • Very difficult to fully remove due to deep system integration
  • Often bundled sneakily with other free software installs
  • Frequently installs additional questionable programs during setup

While the concept of a centralized software update manager could be useful, OneUpdater exhibits many behaviors of precarious PUPs. The way it installs itself without consent and hides in the background are red flags.

How Does OneUpdater Get Installed on Your Computer?

OneUpdater is rarely directly downloaded and installed by users. Most people find themselves with OneUpdater unintentionally installed after the fact.

Here are some of the common ways OneUpdater covertly makes its way onto computers:

1. Bundled with Other Free Software Installs

One of the most common methods is bundling. Many free programs, such as media players, download managers, and file sharing programs will option to install OneUpdater during their setup wizards.

These offers are typically opt-out, meaning OneUpdater will be installed unless the user specifically unchecks the box. Because many people gloss over installation screens, it’s easy to miss these sneaky bundled installs.

2.Misleading Advertisements and Popups

Another distribution method is through fake update alerts or phony security warnings. These will prompt users to download scareware tools or updates, which then bundle OneUpdater with their installers.

Some examples include:

  • Fake “Flash Player is out of date” alerts
  • Fake antivirus program warnings
  • Fake “Windows System Update” popups
  • Warnings that your PC is infected or compromised

These alerts look convincing but are completely fabricated to get users to unintentionally download PUPs and adware.

3. Malware Infections

Some malware threats will actually install OneUpdater themselves after infecting a computer. This allows them to have persistent access to continue installing other unwanted programs in the background.

If OneUpdater shows up immediately after a malware infection, it’s likely the malware planted it as part of their process.

4. Software Cracks and Illegal Programs

Finally, pirated software and illegal program downloads often include OneUpdater as part of their installer packages.

Peer-to-peer sharing networks and torrent trackers for cracked software are common sources that bundle OneUpdater with downloads.

What are the Risks of Having OneUpdater Installed?

On the surface, OneUpdater seems benign. After all, keeping software updated is generally a good thing. However, because of how it installs itself without permission, OneUpdater is classified as a “potentially unwanted program” (PUP).

PUPs like OneUpdater may not be directly malicious, but they exhibit questionable behavior and security risks. Here are some of the potential issues caused by OneUpdater:

1. Difficult to Remove

Once installed, OneUpdater embeds itself deeply into the Windows system, making complete removal challenging even for experienced users. It adds background services and registry values that continue running even if you uninstall through standard methods.

Without special removal tools, OneUpdater will likely remain on your PC continuing to consume resources and be a nuisance.

2. Privacy Concerns

To check for software updates, OneUpdater likely transmits data about your system and installed programs back to its servers. This raises privacy concerns, as the company can gain insights into your personal software usage and PC details.

3. Resource Heavy

The background services and constant update checking use extra memory and CPU cycles. This slows down your PC’s performance, especially if you have limited RAM and processing power.

4. May Install Other PUPs

As highlighted earlier, OneUpdater will often install additional potentially unwanted programs (PUPs) during its initial setup process. These extras include adware, browser toolbars, and other questionable add-ons.

5. Security Risks

Any program that installs itself without your approval poses inherent security risks. OneUpdater creates background services and processes that could be exploited by other malware. The auto-update behavior also means it can download files and alterations without your knowledge.

For these reasons, security experts universally recommend removing OneUpdater and any other PUPs from your system.

What are the Symptoms of OneUpdater?

OneUpdater runs silently in the background for the most part. However, there are some common symptoms that indicate OneUpdater was installed:

  • New scheduled tasks named “OneUpdate” in the task scheduler
  • Running services named “OneUpdater” or “OpenSoftwareUpdater”
  • Strange programs you don’t remember installing now on your PC
  • More frequent pop-up advertisements
  • Browser homepage and defaults changed without your permission
  • PC slowdowns and performance lag

You may also directly spot the OneUpdater program listed in your Windows Programs & Features list or see its shortcut icon on your desktop or start menu. However, it’s designed to operate discretely so you’ll likely have to look closely to find direct evidence.

If you are experiencing any unusual PC behavior like more ads, redirects, or slowness, there’s a good chance OneUpdater was installed recently.

How to Remove OneUpdater

If you notice OneUpdater on your computer, you’ll want to remove it right away along with any other bundled programs to regain privacy and performance.

However, fully removing OneUpdater is tricky due to how deeply embedded it is in Windows. The standard uninstall process will not completely get rid of OneUpdater.

Here is a step-by-step process to effectively remove OneUpdater yourself:

STEP 1: Use Rkill to terminate malicious processes

In this first step, we will download and run Rkill to terminate malicious processes that may be running on your computer.

RKill is a program that was developed at BleepingComputer.com that attempts to terminate known malware processes so that your normal security software can then run and clean your computer of infections. When RKill runs it will kill malware processes and then removes incorrect executable associations and fixes policies that stop us from using certain tools.

  1. Download Rkill.

    You can download RKill to your computer from the below link. When at the download page, click on the Download Now button labeled iExplore.exe. We are downloading a renamed version of Rkill (iExplore.exe) because some malware will not allow processes to run unless they have a certain filename.

    RKILL DOWNLOAD LINK

    (The above link will open a new page from where you can download Rkill)
  2. Run RKill.

    After downloading, double-click the iExplore.exe icon to kill malicious processes. In most cases, downloaded files are saved to the Downloads folder.
    The program may take some time to search for and end various malware programs.

    RKILL Window

    When it is finished, the black window will close automatically and a log file will open. Do not restart your computer. Proceed to the next step in this guide.

STEP 2: Uninstall malicious programs from your computer

In this second step, we will manually check if any unknown or malicious programs are installed on the computer. Sometimes adware and browser hijackers can have a usable Uninstall entry that can be used to remove them.

Windows 11Windows 10Windows 8Windows 7
  1. Press the Windows key + I on your keyboard to open the Settings app.

    First, open Windows Settings by pressing Windows+I on your keyboard. You can also right-click your Start button and select “Settings” from the list.
    Windows 11 Open Settings

  2. In the Settings app, click on “Apps” and then “Apps & features”.

    When Settings opens, click “Apps” in the sidebar, then select “Apps & Features”.

    Windows 11 Apps and Feature

  3. Find the malicious program in the list of installed apps and uninstall it.

    In Apps & Features settings, scroll down to the app list and search for unknown or suspicious programs. To make things easier, you can sort all installed programs by their installation date. To do this, click “Sort by” and select “Install date”.
    Look out for any suspicious program that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program. When you find a malicious program, click the three dots button beside it and select “Uninstall” in the menu that appears.

    Windows 11 Uninstall malicious program

    If you have checked your computer for malicious programs and did not find any, you can proceed with the next step in this guide.
  4. Follow the prompts to uninstall the program.

    In the next message box, confirm the uninstall process by clicking on Uninstall, then follow the prompts to uninstall the malicious program.
    Make sure to read all of the prompts carefully, because some malicious programs try to sneak things in hoping that you won’t read them closely.

    Windows 11 Confirm Uninstall

  1. Press the Windows key + I on your keyboard to open the Settings app.

    Press the Windows key + I on your keyboard to open the Settings app. You can also ope the Settings app by clicking the Start button on the taskbar, then select “Settings” (gear icon).
    Windows 10: Click the Start button then click on Settings

  2. In the Settings app, click on “Apps”.

    When the “Windows Settings” window opens, click on “Apps“. By default, it should open “Apps and Features” but if it doesn’t, select it from the list on the left.

    Windows 10: Click on Apps

  3. Find the malicious program in the list of installed apps and uninstall it.

    In Apps & Features settings, scroll down to the app list and search for unknown or suspicious programs. To make things easier, you can sort all installed programs by their installation date. To do this, click “Sort by” and select “Install date”.
    Look out for any suspicious program that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program. When you find a malicious program, click on it and select “Uninstall” in the menu that appears.

    Windows 10: Uninstall malware from Windows

    If you have checked your computer for malicious programs and did not find any, you can proceed with the next step in this guide.
  4. Follow the prompts to uninstall the program.

    In the next message box, confirm the uninstall process by clicking on Uninstall, then follow the prompts to uninstall the malicious program.
    Make sure to read all of the prompts carefully, because some malicious programs try to sneak things in hoping that you won’t read closely.
    Windows 10: Complete the uninstall process

  1. Go to “Program and Features”.

    Right-click on the Start button in the taskbar, then select “Programs and Features”. This will take you directly to your list of installed programs.
    Right click on Start and select Programs and Features

  2. Search for malicious program and uninstall it.

    The “Programs and Features” screen will be displayed with a list of all the programs installed on your computer. Scroll through the list until you find any unknown or suspicious program, then click to highlight it, then click the “Uninstall” button.

    Look out for any suspicious program that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program.

    If you have checked your computer for malicious programs and did not find any, you can proceed with the next step in this guide.

    Select malicious program then click on Uninstall

  3. Follow the on-screen prompts to uninstall malicious program.

    In the next message box, confirm the uninstall process by clicking on Yes, then follow the prompts to uninstall malicious program. Make sure to read all of the prompts carefully, because some malicious programs try to sneak things in hoping that you won’t read closely.

  1. Open the “Control Panel”.

    Click on the “Start” button, then click on “Control Panel“.
    Windows 7 go to Control Panel

  2. Click on “Uninstall a Program”.

    When the “Control Panel” appears, click on “Uninstall a Program” from the Programs category.
    Select Uninstall malicious program from Control Panel

  3. Search for malicious programs and uninstall them.

    The “Programs and Features” screen will be displayed with a list of all the programs installed on your computer. Scroll through the list until you find any suspicious or unknown program, then click to highlight it, then click the “Uninstall” button.
    Look out for any suspicious program that could be behind all the drama – anything you don’t remember downloading or that doesn’t sound like a genuine program.

    If you have checked your computer for malicious programs and did not find any, you can proceed with the next step in this guide.

    Uninstall malware from Windows 7

  4. Follow the on-screen prompts to uninstall malicious program.

    In the next message box, confirm the uninstall process by clicking on Yes, then follow the prompts to uninstall malicious program. Make sure to read all of the prompts carefully, because some malicious programs try to sneak things in hoping that you won’t read closely.

If you are experiencing difficulty while attempting to uninstall a program, you can use Revo Uninstaller to completely remove the unwanted program from your computer.

Now that the malicious programs have been removed from your computer, we can proceed with the next step in this guide.

STEP 3: Remove malicious browser policies from Windows

In this third step, we will use the Command Prompt as Administrator and run the below commands to remove the malicious policies were set by malware.

  1. Open Command Prompt as Administrator.

    To open the Command Prompt as an administrator in Windows, type “cmd” in the search bar and then right-click on the Command Prompt result and select “Run as administrator” as shown in the image below.
    Run CMD As Administrator
    A User Account Control (UAC) prompt will appear asking for permission to allow the program to run. Click “Yes”.

  2. Run commands to remove malicious policies from Windows

    You will now be presented with a black screen called the ‘Administrator: Command Prompt’. On this screen, you can enter commands by typing them in and then pressing the Enter key on your keyboard.

    Window CMD with Admin

    Type the following commands, pressing Enter after each one:

    • Type RD /S /Q “%WinDir%\System32\GroupPolicyUsers” and press the Enter key on your keyboard.
    • Type RD /S /Q “%WinDir%\System32\GroupPolicy” and press the Enter key on your keyboard.
    • Type gpupdate /force and press the Enter key on your keyboard.

    After entering each of the commands, your screen should look similar to the image below.
    CMD Success Run

Now that the malicious policies were removed, in the next step, we will reset your browser settings to their defaults.

STEP 4: Remove malicious files and folders from Windows

In this fourth step, we will manually search and remove malicious scheduled tasks and folders on your computer.

1. Delete malicious scheduled tasks.

This infection may create a malicious scheduled task in the Task Scheduler to ensure that it is automatically reinstalled every 5 minutes after it has been deleted. This task may run at regular intervals to ensure that the infection persists on your system.

  1. Search for “Task Scheduler” in the windows search as shown below.Search for Task Scheduler.

    You can also open the Task Scheduler app by pressing the Windows + R buttons and then type “taskschd.msc” and press Enter.
  2. In the Task Scheduler window, navigate to the Task Scheduler Library on the left side of the screen.Click on Task Scheduler Library
  3. Locate the malicious scheduled task in the list of tasks. It may have a randomly generated name (eg. Chrome_Policy, Chrome_Bookmarks, Chrome_Folder) or may be identified as a suspicious or unknown task. Right-click on the malicious task and select “Delete” from the menu.Find the malicious task and delete it

2. Delete malicious files located in AppData\Roaming folder

We will now delete the malicious file that is located in the AppData\Roaming folder.

  1. Search for “Run” in the windows search as shown below, or press the Windows + R button to open the Run app.Open Run app
  2. In the run app text box, enter “%AppData%” and click OK. Windows will directly open up the Roaming folder which is inside the AppData folder.
    Roaming folder
  3. In the AppData\Roaming folder, search and delete any unknown folders with names like Default, Chrome32, Energy, Bloom, and Travel (note that the actual name on your computer may be different, but you should look for programs with similar naming conventions).Roaming Folder Malicious File

3. Delete malicious files located in AppData\Local folder

Next, we will delete the malicious folders that are located in the AppData\Local folder and the malicious Chrome browser extensions.

  1. Search for “Run” in the windows search as shown below, or press the Windows + R button to open the Run app.Open Run app
  2. In the run app text box, enter “%localappdata%” and click OK. Windows will directly open up the AppData\Local folder which is inside the AppData folder.
    Local Folder
  3. In the AppData\Local directory, search and delete the Default, WindowsApp and ServiceApp folders.

    Next, find the Google folder and go to Google > Chrome > User Data > Default (or Profile) > Extensions. Find the malicious extension folder within the Extensions folder and delete it. It may have a randomly generated name or may be identified as a suspicious or unknown extension.

    Delete chrome extensions

4. Remove Chrome Shortcut Modification

This malware can hijack your browser shortcuts to target the malicious files. Here is a short guide on how to remove the Chrome shortcut modification:

  1. Right-click on the Google Chrome shortcut on your desktop or Start Menu and select “Properties“. Open Chrome Properties
  2. Under the Shortcut tab, look for the “Target” field. This is where any added commands to the shortcut will be. Carefully examine the target path and remove any suspicious looking text that may have been appended, especially anything referencing the AppData folder.
    For example, remove text like “–load-extension=C:\Users%USERNAME%\AppData\Local\Default”.
    The target should point only to the chrome.exe file location, nothing more. Remove Malicious Chrome Shortcut Hijack
  3. Click OK to save the changes and close Properties.
  4. Launch Chrome again normally through the shortcut. The extension should no longer load on start up.

You can also right click the shortcut and select “Open File Location” to open the chrome.exe folder. Drag chrome.exe directly to your taskbar to create a clean shortcut.

Now that we have manually removed the malicious tasks and folders from your computer and cleaned your browser shortcuts, we can continue with the next step.

STEP 5: Reset your browser settings to their defaults

In this step, we will remove spam notifications,  malicious extensions, and change to default any settings that might have been changed by malware.
Please note that this method will remove all extensions, toolbars, and other customizations but will leave your bookmarks and favorites intact. For each browser that you have installed on your computer, please click on the browsers tab below and follow the displayed steps to reset that browser.

ChromeFirefoxMicrosoft EdgeInternet Explorer
Reset Chrome for Windows to default settings

We will now reset your Chrome browser settings to their original defaults. This will reset your startup page, new tab page, search engine, and pinned tabs. It will also disable all extensions and clear temporary data like cookies. Your favorites, history, and saved passwords will not be cleared.

  1. Click the three dots in the top-right corner and then click on “Settings”.

    Open Chrome and click on the menu button (represented by three vertical dots) in the top right corner of the window. In the dropdown menu that opens, click “Settings“. Click on the Chrome menu button then on the Settings button
  2. Click “Advanced”.

    Chrome’s “Settings” should now be displayed in a new tab or window, depending on your configuration. In the left sidebar, click on the “Advanced” link. Click on the Advanced link
  3. Click “Reset and clean up”.

    In the left sidebar, under the “Advanced” section, click on “Reset and clean up“. Click Reset and clean up button
  4. Click “Reset settings to their original defaults”.

    In the main window, the “Reset and clean up” section is visible, as shown in the screenshot below. Click on “Reset settings to their original defaults“. Click on Reset settings to their original defaults
  5. Click “Reset settings”.

    A confirmation dialog will now be displayed, detailing the components that will be restored to their default state should you continue with the reset process. To complete the restoration process, click on the “Reset settings” button. Click on Reset Settings to restore Google Chrome to its default settings
  6. (Optional) Reset Chrome Data Sync.

    In case a malicious extension reinstalls itself even after performing a browser reset, you have an additional option to reset the data sync for your browser. To do this, navigate to chrome.google.com/sync and click on the Clear Data button. Chrome Sync Reset
Reset Firefox for Windows to default settings

We will now reset your Firefox browser settings to their default. The reset feature fixes many issues by restoring Firefox to its factory default state while saving your essential information like bookmarks, passwords, web form auto-fill information, browsing history, and open tabs.

  1. Click the three horizontal lines in the top-right corner and then click on “Help”.

    Click on Firefox’s main menu button, represented by three horizontal lines. When the drop-down menu appears, select the option labeled “Help“.
    Click on the Firefox Menu button then select Help button

  2. Click “More troubleshooting information”.

    From the Help menu, click on “More troubleshooting information“.
    Click More Troubleshooting Information

  3. Click on “Refresh Firefox”

    When the “Troubleshooting Information” page opens, click on the “Refresh Firefox” button.
    Click on Refresh Firefox

  4. Confirm that you want to reset your browser settings.

    To finish the reset process, click on the “Refresh Firefox” button in the new confirmation window that opens.
    Click again on Refresh Firefox button

  5. Click “Finish”.

    Firefox will now close itself and will revert to its default settings. When it’s done, a window will list the information that was imported. Click on “Finish“.

    Your old Firefox profile will be placed on your desktop in a folder named “Old Firefox Data“. If the reset didn’t fix your problem you can restore some of the information not saved by copying files to the new profile that was created. If you don’t need this folder any longer, you should delete it as it contains sensitive information.

Reset Microsoft Edge to default settings

We will now reset your Microsoft Edge browser settings to their default. This will reset your startup page, new tab page, search engine, and pinned tabs. It will also disable all extensions and clear temporary data like cookies. Your favorites, history, and saved passwords will not be cleared.

  1. Click the three dots in the top-right corner and then click on “Settings”.

    In the top right corner, click on Microsoft Edge’s main menu button, represented by three horizontal dots. When the drop-down menu appears, click on “Settings“.
    Click the three dots in the top-right corner and then click on Settings

  2. Click on “Reset Settings”.

    On the left side of the window, click on “Reset Settings“.
    Click Reset Settings option

  3. Click on “Restore settings to their default values”.

    In the main window, click on “Restore settings to their default values“.
    Select Restore settings to their default values

  4. Click “Reset”.

    A confirmation dialog should now be displayed, detailing the components that will be restored to their default state should you continue with the reset process. To complete the restoration process, click on the “Reset” button.
    Click Reset to reset your browser
    Microsoft Edge will now erase all your personal data, browsing history, and disable all installed extensions. Your bookmarks, though, will remain intact and still be accessible.

Reset Internet Explorer to default settings

We will now reset your Internet Explorer browser settings to their default. You can reset Internet Explorer settings to return them to the state they were in when Internet Explorer was first installed on your computer.

  1. Go to “Internet Options”.

    Open Internet Explorer, click on the gear icon in the upper-right part of your browser, then select “Internet Options“.

  2. Select the “Advanced” tab, then click “Reset”

    In the “Internet Options” dialog box, select the “Advanced” tab, then click on the “Reset” button.

  3. Click on “Reset”.

    In the “Reset Internet Explorer settings” section, select the “Delete personal settings” checkbox, then click on the “Reset” button.

  4. Click on “Close”.

    When Internet Explorer has completed its task, click on the “Close” button in the confirmation dialogue box.
    Close your browser and then you can open Internet Explorer again.

STEP 6: Use Malwarebytes to remove trojans and browser hijackers

In this step, we will install and run a scan with Malwarebytes Free to remove any infections, adware, or potentially unwanted programs that may be present on your computer.

Malwarebytes stands out as one of the leading and widely-used anti-malware solutions for Windows, and for good reason. It effectively eradicates various types of malware that other programs often overlook, all at no cost to you. When it comes to disinfecting an infected device, Malwarebytes has consistently been a free and indispensable tool in the battle against malware. We highly recommend it for maintaining a clean and secure system.

  1. Download Malwarebytes for Windows

    You can download Malwarebytes by clicking the link below.

    MALWAREBYTES FOR WINDOWS DOWNLOAD LINK
    (The above link will open a new page from where you can download Malwarebytes)
  2.  

    Install Malwarebytes

    After the download is complete, locate the MBSetup file, typically found in your Downloads folder. Double-click on the MBSetup file to begin the installation of Malwarebytes on your computer. If a User Account Control pop-up appears, click “Yes” to continue the Malwarebytes installation.

    MBAM1
  3. Follow the On-Screen Prompts to Install Malwarebytes

    When the Malwarebytes installation begins, the setup wizard will guide you through the process.

    • You’ll first be prompted to choose the type of computer you’re installing the program on—select either “Personal Computer” or “Work Computer” as appropriate, then click on Next.

      MBAM3 1
    • Malwarebytes will now begin the installation process on your device.

      MBAM4
    • When the Malwarebytes installation is complete, the program will automatically open to the “Welcome to Malwarebytes” screen.

      MBAM6 1
    • On the final screen, simply click on the Open Malwarebytes option to start the program.

      MBAM5 1
  4. Enable “Rootkit scanning”.

    Malwarebytes Anti-Malware will now start, and you will see the main screen as shown below. To maximize Malwarebytes’ ability to detect malware and unwanted programs, we need to enable rootkit scanning. Click on the “Settings” gear icon located on the left of the screen to access the general settings section.

    MBAM8

    In the settings menu, enable the “Scan for rootkits” option by clicking the toggle switch until it turns blue.

    MBAM9

    Now that you have enabled rootkit scanning, click on the “Dashboard” button in the left pane to get back to the main screen.

  5. Perform a Scan with Malwarebytes.

    To start a scan, click the Scan button. Malwarebytes will automatically update its antivirus database and begin scanning your computer for malicious programs.

    MBAM10
  6. Wait for the Malwarebytes scan to complete.

    Malwarebytes will now scan your computer for browser hijackers and other malicious programs. This process can take a few minutes, so we suggest you do something else and periodically check the status of the scan to see when it is finished.

    MBAM11
  7. Quarantine detected malware

    Once the Malwarebytes scan is complete, it will display a list of detected malware, adware, and potentially unwanted programs. To effectively remove these threats, click the “Quarantine” button.

    MBAM12

    Malwarebytes will now delete all of the files and registry keys and add them to the program’s quarantine.

    MBAM13

  8. Restart your computer.

    When removing files, Malwarebytes may require a reboot to fully eliminate some threats. If you see a message indicating that a reboot is needed, please allow it. Once your computer has restarted and you are logged back in, you can continue with the remaining steps.

    MBAM14

STEP 7: Use HitmanPro to scan your computer for rootkits and other malware

In this next step, we will scan the computer with HitmanPro to ensure that no other malicious programs are installed on your device.

HitmanPro is a second-opinion scanner that takes a unique cloud-based approach to malware scanning. HitmanPro scans the behavior of active files and also files in locations where malware normally resides for suspicious activity. If it finds a suspicious file that’s not already known, HitmanPro sends it to its clouds to be scanned by two of the best antivirus engines today, which are Bitdefender and Kaspersky.

Although HitmanPro is shareware and costs $24.95 for 1 year on 1 PC, there is no limit on scanning. The limitation only kicks in when there is a need to remove or quarantine detected malware by HitmanPro on your system and by then, you can activate the one-time 30-days trial to enable the cleanup.

  1. Download HitmanPro.

    You can download HitmanPro by clicking the link below.

    HITMANPRO DOWNLOAD LINK
    (The above link will open a new web page from where you can download HitmanPro)
  2. Install HitmanPro.

    When HitmanPro has finished downloading, double-click on “hitmanpro.exe” (for 32-bit versions of Windows) or “hitmanpro_x64.exe” (for 64-bit versions of Windows) to install this program on your computer. In most cases, downloaded files are saved to the Downloads folder.

    Double-click on the HitmanPro file

    You may be presented with a User Account Control pop-up asking if you want to allow HitmanPro to make changes to your device. If this happens, you should click “Yes” to continue with the installation.

    Windows asking for permissions to run the HitmanPro setup

  3. Follow the on-screen prompts.

    When HitmanPro starts you will be presented with the start screen as shown below. Click on the “Next” button to perform a system scan.

    Click Next to install HitmanPro on your PC

    HitmanPro final installer screen

  4. Wait for the HitmanPro scan to complete.

    HitmanPro will now begin to scan your computer for malicious programs.
    HitmanPro scans your computer for any infections, adware, or potentially unwanted programs that may be present

  5. Click on “Next”.

    When HitmanPro has finished the scan, it will display a list of all the malware that it has found. Click on the “Next” button to have HitmanPro remove the detected items.

    HitmanPro scan summary. Click Next to remove malware

  6. Click on “Activate free license”.

    HitmanPro may now require to activate the free 30-days trial to remove the malicious files. To do this, click on the “Activate free license” button to begin the free 30 days trial and remove all the malicious files from your computer.
    Click on the Activate free license button

    When the malware removal process is complete, it will display a screen that shows the status of the various programs that were removed. At this screen, you should click on the Next button and then if prompted you should click on the Reboot button. If HitmanPro does not prompt you to reboot, please just click on the Close button.

STEP 8: Use AdwCleaner to remove adware and malicious browser policies

In this final step, we will download and install AdwCleaner to remove the malicious browser policies that were set by browser hijackers on your computer and delete malicious browser extensions.

AdwCleaner is a free popular on-demand scanner that can detect and remove malware that even the most well-known anti-virus and anti-malware applications fail to find. This on-demand scanner includes a lot of tools that can be used to fix the side effects of adware. browser hijackers and other malware.

  1. Download AdwCleaner.

    You can download AdwCleaner by clicking the link below.

    ADWCLEANER DOWNLOAD LINK

    (The above link will open a new web page from where you can download AdwCleaner)
  2. Double-click on the setup file.

    Double-click on the file named “adwcleaner_x.x.x.exe” to start AdwCleaner. In most cases, downloaded files are saved to the Downloads folder.
    Download AdwCleaner on your computer

    AdwCleaner program will now open and you will be presented with the program’s license agreement. After you read it, click on the I agree button if you wish to continue. If Windows prompts you as to whether or not you wish to run AdwCleaner, please allow it to run.

    Windows ask if you want to run AdwCleaner

  3. Enable “Reset Chrome policies” to remove malicious browser policies.

    When AdwCleaner starts, on the left side of the window, click on “Settings” and then enable “Reset Chrome policies“.

    Enable Reset Chrome policies to remove malicious browser policies

  4. Click on the “Scan” button.

    On the left side of the AdwCleaner window, click on “Dashboard” and then click “Scan” to perform a computer scan.

    Click on Scan to start a AdwCleaner scan

  5. Wait for the AdwCleaner scan to finish.

    AdwCleaner will now scan your computer for malware. This process can take a few minutes.

    AdwCleaner scanning for adware and other malware

  6. Click on “Quarantine” to remove malware.

    When the AdwCleaner scan is completed it will display all of the items it has found. Click on the “Quarantine” button to remove the malicious programs from your computer.

    Click on Quarantine to remove malware

  7. Click on “Continue” to remove the malicious programs.

    AdwCleaner will now prompt you to save any open files or data as the program will need to close any open programs before it starts to clean. Click on the “Continue” button to finish the removal process.
    Click Continue to remove malicious files

    AdwCleaner will now delete all detected malware from your computer. When the malware removal process is complete, you may be asked to restart your computer.

How to Prevent OneUpdater from Installing Again

Here are some tips to prevent OneUpdater from reinstalling after removing it:

1. Avoid Sketchy Downloads

Be very cautious when downloading free software, media files, and games from shady websites and piracy sources. Only download from reputable sites like official vendor websites to avoid bundled PUPs.

2. Say No to Bundled Offers During Installs

Always carefully read through installation wizards when installing new programs. Uncheck any pre-checked boxes or offers to install additional software like OneUpdater.

3. Scan Downloads with Antivirus Software

Configure your antivirus program to automatically scan new downloads before they can be opened or installed. This will detect and quarantine any PUPs included with installers.

4. Make Sure Software Updates Automatically

Enable auto-update options in programs whenever possible so 3rd party updaters like OneUpdater are not needed. Keeping all software updated closes security holes.

5. Review Installed Programs Frequently

Periodically check your installed programs list and browser extensions. Remove any unknown or dubious programs right away to prevent issues.

6. Use a Secondary Scanner Like Malwarebytes

Run periodic scans with reputable tools like Malwarebytes to detect and remove any PUPs like OneUpdater that got through. Great for second opinions.

7. Lock Down Windows Hosts File

Edit Windows hosts file to block known PUP download sites. Prevents access to install their software in the first place.

8. Reset Browser Settings After Infections

If you get hit with an infection that drops PUPs like OneUpdater, immediately reset all browser settings to defaults after disinfecting.

9. Always Say No to Browser Redirects

Never follow along if get redirected to download sites for fake updates or virus scans. Close browser immediately if this happens.

Staying vigilant is key to keep sneaky programs like OneUpdater off your PC. Following these tips will help prevent unwanted installs in the future.

Frequently Asked Questions about OneUpdater

OneUpdater is a questionable program that makes its way onto many computers unknowingly. If you see OneUpdater on your system, you likely have lots of questions. Here are answers to the most frequently asked questions about OneUpdater to help you understand and remove it properly.

What is OneUpdater and How Does it Work?

OneUpdater is a potentially unwanted program (PUP) that claims to manage updates for your installed software. It runs in the background and will automatically check for and download available updates for programs installed via the OpenSoftwareUpdater site.

It adds services and scheduled tasks that run continuously without user interaction. OneUpdater does not actually update any legitimate software – it only updates other programs bundled with it by the same developer.

How Did OneUpdater Get on My Computer?

Most users find OneUpdater installed without understanding how it got there. The most common methods include:

  • Bundling with other free program installers
  • Being installed after clicking on fake upgrade/update alerts
  • Landing on your system after a malware infection
  • Being included with pirated software or illegal program downloads

The Real way is usually obscured on purpose to hide OneUpdater’s questionable behavior.

Is OneUpdater Dangerous? What Risks Does it Pose?

OneUpdater exhibits many behaviors of a potentially unwanted program (PUP) including:

  • Difficult to fully remove due to deep system integration
  • Privacy concerns from data about your system being transmitted
  • Slows down your PC’s performance from resource-heavy operation
  • Serves as a gateway for installing additional unwanted programs
  • Potential security risks from running constantly in the background

While not directly destructive like viruses, OneUpdater does pose threats to your privacy, performance, and security.

What Symptoms Indicate OneUpdater is on Your PC?

Some signs OneUpdater may be on your system already include:

  • Presence of scheduled tasks called “OneUpdate”
  • Background services named “OneUpdater” or “OpenSoftwareUpdater”
  • Unknown programs you don’t remember installing
  • More frequent pop-up ads
  • Browser settings/homepage changed mysteriously
  • PC running slower than usual

Look for unfamiliar processes, files, services, browser extensions and other software if you suspect OneUpdater.

How Do I Manually Remove OneUpdater?

You’ll need to take the following steps to fully uninstall OneUpdater:

  • Delete associated files/folders from Program Files and AppData
  • Remove related registry entries
  • Uninstall bundled OpenSoftwareUpdater software
  • Disable relevant services
  • Delete any OneUpdater tasks in Task Scheduler
  • Reset web browser settings and extensions

OneUpdater blocks standard uninstalls, so manual deletion is required. Make sure to restart your PC afterwards.

How Can I Prevent OneUpdater from Returning?

To block OneUpdater from reinstalling later:

  • Only download software from official sources
  • Decline additional offers during install wizards
  • Install an antivirus to scan downloads automatically
  • Enable auto-updates for your legitimate programs
  • Routinely check for unknown programs and remove them
  • Run anti-malware tools to detect PUPs
  • Use a hosts file editor to block PUP sites
  • Never follow browser redirects to fake update links

Staying vigilant about what’s on your system prevents unwanted installs.

Is OneUpdater Associated with Other Potentially Unwanted Programs?

Yes, OneUpdater is often bundled with other PUPs including adware, browser hijackers, and toolbars. Examples include OpenSoftwareUpdater, BetterSurf, GameSpinner, PriceMinister, and SmartBar.

Be sure to remove all unfamiliar programs if you find OneUpdater on your computer to fully clean it.

Should I Use OneUpdater to Keep My Software Updated?

No, OneUpdater should not be used for updating legitimate software. Most reputable programs already include auto-update capabilities within themselves.

OneUpdater only updates questionable software also installed without your consent. Relying on it poses privacy and security issues.

What Should I Do If OneUpdater is on My PC?

If you confirm OneUpdater is on your system, immediately uninstall it and any other unknown programs according to the detailed manual removal instructions covered earlier.

Also run reputable anti-malware scanners to find and remove any other PUPs or infections. Change all account passwords after cleaning your PC.

Following proper removal best practices will remove OneUpdater fully and prevent it from returning.

Is There an Easier Way to Remove OneUpdater Other Than Manual?

Yes, you can use automated malware removal tools that will locate and uninstall OneUpdater for you. Examples include Malwarebytes, HitmanPro, and Eset Online Scanner.

Just be sure to download the removal tool from the official company website first before running it. Let it scan your system and allow it to clean or quarantine anything suspicious.

What If OneUpdater Keeps Coming Back After I Remove It?

If OneUpdater reappears after uninstalling, try restarting in Safe Mode and run your anti-malware scanner again to catch any traces left behind. You may need to show hidden files/folders and dig deeper to remove stubborn remnants left in the registry or other hard-to-reach spots.

Preventative measures like blocking PUP sites are also recommended. A reinstall of your operating system may be required in severe cases.

This FAQ should provide a detailed overview of what OneUpdater is, how to remove it, and how to prevent it from returning in the future. Let us know if you have any other questions!

The Bottom Line

OneUpdater is a potentially unwanted program that embeds deep into your system without permission under the guise of managing software updates. In reality, it exhibits questionable behavior and security risks.

Full removal is difficult without using the detailed manual uninstall steps highlighted in this guide. To prevent OneUpdater from returning, avoid shady downloads, scan software with antivirus tools, review installed programs frequently, and leverage other proactive measures.

While keeping your software updated is generally good, OneUpdater is an invasive and deceptive way to do it. You are better off using the integrated update capabilities already included in your legitimate programs and operating system.

Stay safe online and don’t let unwanted programs like OneUpdater sneak onto your computer. Leverage this comprehensive guide anytime OneUpdater shows up so you can eliminate it for good.

How to Stay Safe Online

Here are 10 basic security tips to help you avoid malware and protect your device:

  1. Use a good antivirus and keep it up-to-date.

    Shield Guide

    It's essential to use a good quality antivirus and keep it up-to-date to stay ahead of the latest cyber threats. We are huge fans of Malwarebytes Premium and use it on all of our devices, including Windows and Mac computers as well as our mobile devices. Malwarebytes sits beside your traditional antivirus, filling in any gaps in its defenses, and providing extra protection against sneakier security threats.

  2. Keep software and operating systems up-to-date.

    updates-guide

    Keep your operating system and apps up to date. Whenever an update is released for your device, download and install it right away. These updates often include security fixes, vulnerability patches, and other necessary maintenance.

  3. Be careful when installing programs and apps.

    install guide

    Pay close attention to installation screens and license agreements when installing software. Custom or advanced installation options will often disclose any third-party software that is also being installed. Take great care in every stage of the process and make sure you know what it is you're agreeing to before you click "Next."

  4. Install an ad blocker.

    Ad Blocker

    Use a browser-based content blocker, like AdGuard. Content blockers help stop malicious ads, Trojans, phishing, and other undesirable content that an antivirus product alone may not stop.

  5. Be careful what you download.

    Trojan Horse

    A top goal of cybercriminals is to trick you into downloading malware—programs or apps that carry malware or try to steal information. This malware can be disguised as an app: anything from a popular game to something that checks traffic or the weather.

  6. Be alert for people trying to trick you.

    warning sign

    Whether it's your email, phone, messenger, or other applications, always be alert and on guard for someone trying to trick you into clicking on links or replying to messages. Remember that it's easy to spoof phone numbers, so a familiar name or number doesn't make messages more trustworthy.

  7. Back up your data.

    backup sign

    Back up your data frequently and check that your backup data can be restored. You can do this manually on an external HDD/USB stick, or automatically using backup software. This is also the best way to counter ransomware. Never connect the backup drive to a computer if you suspect that the computer is infected with malware.

  8. Choose strong passwords.

    lock sign

    Use strong and unique passwords for each of your accounts. Avoid using personal information or easily guessable words in your passwords. Enable two-factor authentication (2FA) on your accounts whenever possible.

  9. Be careful where you click.

    cursor sign

    Be cautious when clicking on links or downloading attachments from unknown sources. These could potentially contain malware or phishing scams.

  10. Don't use pirated software.

    Shady Guide

    Avoid using Peer-to-Peer (P2P) file-sharing programs, keygens, cracks, and other pirated software that can often compromise your data, privacy, or both.

To avoid potential dangers on the internet, it's important to follow these 10 basic safety rules. By doing so, you can protect yourself from many of the unpleasant surprises that can arise when using the web.

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