
Fix Windows Security 'Failed to Start' Group Policy Error
You click the Windows Security icon in the taskbar or try to open it from Settings, but nothing h...

You click the Windows Security icon in the taskbar or try to open it from Settings, but nothing h...

When you plug in a BitLocker-encrypted drive and see "permission denied" or "access denied" inste...

You enabled BitLocker on a drive that syncs with cloud storage or a backup service, and now sync ...

You see the error "Windows Security service failed to start" with code 0x80070422. This usually m...

You open Windows Security and see a 404 Not Found error, or the app won't load at all. Often this...

You open Outlook, click a folder, and see: "Cannot expand the folder. The set of folders cann...