
Windows Security Not Opening? Here's How to Fix It
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...

You open Task Manager and see a process like sppsvc.exe or Software Prot...

You insert your smart card, enter your PIN, and Windows Security reports “Authentication failed.”...

If you see error 0x800f0922 when trying to install a Windows update—often during the configuratio...

When you see 'Authentication failed' while running Windows Update, it usually means the update se...

When Edge profile sync shows as paused, your bookmarks, passwords, and settings stop syncing acro...