
Fix Windows Security Not Opening Error 0x80073cfc
When you double-click Windows Security and nothing opens, or you see error 0x80073cfc, it usually...

When you double-click Windows Security and nothing opens, or you see error 0x80073cfc, it usually...

When you see 'Outlook command not found' or 'The command line argument is not valid' on startup, ...

If Windows Security (formerly Windows Defender) won't open or takes forever to load, it's usually...

If PowerShell crashes on startup, during script execution, or when loading profiles, corrupted or...

When Windows Update reports it cannot connect to the internet, it usually means something is bloc...

When you open Command Prompt and see an 'invalid configuration' message, it usually means a setti...