Level 26
Hi all,

New version AVAST 2015 R3 SP1 (build number 2015.10.3.2225) has been released:

Fixes in Avast 2015 R3 SP1:

- Fixed problems with HTTPS browsing on Windows XP SP2
- Fixed problems with email clients on Windows XP SP2
- Fixed issues with firewall during program update and during update on Windows 10

New features and improvements in Avast 2015 R3:
  • Grimefighter is now redone and called Cleanup.
    - runs without need of reboot
    - much faster
    - runs on more devices (better compatibility)
  • Improved Windows 10 compatibility
  • Ability to check compatibility issues with other antivirus software
  • Host-based intrusion prevention system (HIPS): an installed software package which monitors a single host for suspicious activity by analyzing events occurring within that host
  • StreamFilter with HTTPS scanning is now available also for Windows XP/Vista
  • NG is not using Volume Shadow Copy Service anymore

How to install:

1. Update from existing Avast version

2. Or you can download and install from here:

Avast cleaner:

It should be possible to install this version on top of your existing avast! installation (all settings should be preserved).

To report BSODs, crashes or any other none trivial problems please use new SupportPackage generating tool.

Instructions how to use it can be easily found:

Thank you very much to everyone who contributed on release!
Avast team

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Reactions: Kent, Enju and amz


Content Creator
Staff member
Can any windows 10 user confirm that avast is performing as expected or there are issues?

If not fully stable, my only options are WD, Avira or Webroot.



Content Creator
Staff member
Pff, give up. I still need to disable HTTPS scanning to have it fully functional.