Just let my box update your program, win pro 7, 64 bit, and it will not boot or run no matter what I do now for 2 hours. Quite the pain to report this issue too.
Hi,
Are you referring to Win7, Avast free or both not running?
Any error message?
Did you restart win7?
Repair Avast Free as outlined here: https://support.avast.com/en-ww/article/Repair-Antivirusav
Reinstall Avast free?