New version 25.12

[IvanM]

Hello,

Please welcome the version 25.12 of Avast AV released on December 11th 2025. This was the last release of this year. The next version 26.1 is scheduled for early February 2026. Happy holiday!

Major public announcement:

• DeepFake Protection - Enables Avast users to detect AI-generated scam videos via the Antiscam dashboard, with DeepFake Guard available as a premium feature.

• Wireless display connectivity - Improved detection and connectivity for wireless displays.

• Bugfixes - fixes to increase product stability and product performance in various components

How to install:

• Update from your existing Avast version via Settings → Update → Update program

• Or you can download and install files:

Online installers (recommended):

• Free: https://bits.avcdn.net/insttype_FREE

• Premium Security: https://bits.avcdn.net/insttype_APR

Offline installers:

• Free: https://bits.avcdn.net/productfamily_ANTIVIRUS/insttype_FREE/platform_WIN/installertype_FULL/build_RELEASE

• Premium Security: https://bits.avcdn.net/productfamily_ANTIVIRUS/insttype_APR/platform_WIN/installertype_FULL/build_RELEASE

[NON]

Thanks for the new release

[DavidR]

Thanks, monitoring.

[SpeedyPC]

Thanks for the new release update.

[loungehake]

All seems well except that full virus scans run indefinitely. I think that this issue might predate 25.12.

[Dinobot2]

Was the Chrome issue fixed?

Anyone noticed Chrome slowdown/lag sice Avast 25.5?

Hi, especially when I’m using uBlock Origin Lite, the whole browser becomes slow and laggy. It’s better without the extension, but still not as smooth as before. This started happening after I updated Avast to version 25.5. Has anyone else noticed this? In Chrome task manager, I see CPU usage over 100% when loading pages. Also behaviour of this is strange, one day browser lag a lot, next day works normally and next day lags again. Reinstallation of Chrome and removing “User Data” folder not s…

[TheOwner]

Not yet. The fix helped a bit, but page loading is still significantly slower than before version 25.5 (Chrome + uBlock Origin Lite). Still not usable.

[Dinobot2]

Sigh

Well, I guess i’ll ask again when the next version is released.

[TheOwner]

I don’t expect any changes in the next version because there has been no response for a long time.