New Avast beta version 21.2.2450


Level 32
Thread author
Content Creator
Oct 25, 2014
Hi all

New Avast beta version 21.2.2450

New beta version 21.2.2450 (

Hi everyone,

there is a new beta version ready - 21.2.2450 (build 21.2.5985).

What's new
- Windows 10 only: Performance recording tool - used to record/report performance problems for our team to look at. You can find it in Settings → Troubleshooting
- Performance improvements in file-system filtering
- Rescue disk: when virus chest folder is present on any drive it's possible to quarantine infected files detected by RD Antivirus and restore them later via Chest interface in AvastUI
- Licensing support in Avast One for Driver Updater

- Scan setting is reset after computer reboot
- Detection dialogues are opened on background when UI is opened during detection

Known issues
- Rescue disk sometimes fail to create ISO or bootable USB due to problem with downloading needed data due to memory leak in streamfilter component
- Post update screen is not sometimes displayed

Download links
Avast free
Avast premium

Enjoy this beta!
We are looking forward to your feedback.


With best Regards