Learn what types of items Action Center checks for and how to turn messages on or off for individual items.
Use Action Center to view recent alerts about your computer and resolve problems.
Diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall and other Windows security options and features.
Diagnose and fix Windows security settings for IE, Windows firewall, group policy, Registry, UAC;check Windows Update and antivirus software status.
the action center says i have harmful software but when i click on clean system or view details, nothing happens. i also cant open windows defender. when i try it says it cant. every time i try to use