Knowledge base for software setup, errors, and daily tool work.

How to Fix Abnormal Memory Usage in CMD on Windows

Fix Windows Activation Update Error 0x80070643

If you see error 0x80070643 during a Windows activation update, the update process has been inter...

Fix Microsoft Store Network Connection Problem on Windows 10

If you see "Network connection problem" or "Check your connection" when opening Microsoft Store o...

Fix Outlook Error 0x80040115: Service Unavailable

When Outlook shows error 0x80040115 and says the service is unavailable, it usually means the pro...

Fix Windows Security Service Failed to Start Error 0x80070422

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

Fix VSCode Remote SSH Permission Denied (Public Key)

When connecting to a remote server via VSCode's Remote SSH extension, you may see the error 'Perm...