
Command Prompt Troubleshooting Checklist: Quick Fixes for Common Issues
When the command prompt won't run a command, throws an error, or behaves unexpectedly, it's usual...

When the command prompt won't run a command, throws an error, or behaves unexpectedly, it's usual...

You click the search bar, type a few letters, and nothing happens—or the search window freezes. T...

You see error 0x80070520 with the message 'The security token has expired.' This usually happens ...

If you see activation errors like “Windows is not activated” or “We can’t activate Windows on thi...

You open Windows Security and see 'Page not available' or 'Failed to load permissions'. This usua...

You type a query into the Start menu or File Explorer search box, but no results appear—or only p...