Avast Antivirus 2015 R3 and higher are compatible with Microsoft Windows 10. You may need to reinstall the latest version of Avast Antivirus to restore your protection.

Is Avast good for Windows 10?

Originally Answered: Should I install Avast on Windows 10? No! Update your Windows Defender, it is Windows security with a virus scanner. From past experience, Avast is malware and very difficult to remove from the system.

Does Avast slow Windows 10?

Short answer: yes. It runs in the background and therefore uses resources constantly. However, any antivirus with real time protection runs the risk of slowing your computer down. No , I use AVAST it does not slow down your PC .