
How to Fix Windows Security Not Opening
You click the Windows Security icon in the taskbar or open it from Settings, but nothing happens—...
Software troubleshooting desk

You click the Windows Security icon in the taskbar or open it from Settings, but nothing happens—...

You open the Start menu or File Explorer search and nothing shows up, or you see 'Indexing paused...

You see an error like 'Windows Update version mismatch' or 'The update is not applicable to your ...

You may see an error like "Windows Security requires your permission" or "Access denied" when try...

You open Event Viewer and see Event ID 101 under TaskScheduler with a message about an invalid co...

When you try to delete, rename, or modify a file in Command Prompt and see The process cann...