
How to Reinstall the Windows Security Module
If Windows Security won't open, shows errors, or you see "This app has been turned off" messages,...
Software troubleshooting desk

If Windows Security won't open, shows errors, or you see "This app has been turned off" messages,...

Network Protection in Windows Defender helps block outbound connections to malicious IPs and doma...

You run a PowerShell restore script and get 'Access Denied' or 'Permission Denied' errors. This i...

You're trying to load a website in Chrome, but instead you see 'This site can't be reached' with ...

If your BitLocker-protected drive asks for a recovery key instead of the PIN, or if changes to th...

Windows Security (formerly Windows Defender Security Center) may fail to load or reset properly d...