Download Avast Antivirus 5.1.889

Alwil Software has released a new stable version of Avast. This antivirus program is available in the flavors Avast Free Antivirus and Avast Pro Antivirus. In addition, there is Avast Internet Security, which includes a firewall and anti-spam as extras. on this page the different versions are compared. Release 5.1.889 is the first update to version 5.1 and the changelog shows mostly minor changes and improvements:

Compared to the previous version, the most notable improvements are:

• Solved a compatibility problem with CorelDraw X5
• Solved a compatibility problem with Acer control software
• Solved a problem inserting a license file via the installation wizard
• Solved a compatibility problem with some Dell wireless network adapter drivers
• Solved a compatibility problem with Game Guard (used by a number of games)
• Solved a compatibility problem with Sibelius
• Solved various 0xC0000005 and 0xC000007B errors (eg with some .NET applications)
• Issues related to upgrades from v5.0 (inactive shields, missing right-click associations, missing 64-bit boot-time scanner etc)
• Solved some possible deadlock conditions (relatively rare but possible)
• Performance related improvements
• Various UI related improvements

The following downloads are available:
Avast Free Antivirus 5.1.889
Avast Pro Antivirus 5.1.889
Avast Internet Security 5.1.889