Romulus72 and Fillup when you install Avast Free did you just installed the normal way just double click onto ‘avast_free_antivirus_setup.exe’, or did you right click on ‘avast_free_antivirus_setup.exe’ and pick ‘Run as administrator’ are you following me. Are you login to administrator account to you’re own PC, or does this computer doesn’t belong to you because you’re not access to a full control administrator account before installing might have trigger the problem with Windows Action Center.