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

Fix Windows Security Not Opening Error 0x80073cfc

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

Fix High PowerShell Memory Usage in Windows 10

If you notice that PowerShell is consuming a large amount of memory (say, over 500 MB or more), i...

Microsoft Store Not Working After Update: Troubleshooting Checklist

After a Windows update, the Microsoft Store may fail to open, load slowly, or display errors like...

Fix Windows Security High Memory Usage

You open Task Manager and see Windows Security (or Antimalware Service Executable) using 500 MB o...

How to Unlock an SQLite Database from the Command Line

If you see an error like database is locked when trying to access an SQLite database...

Fix OneDrive 'Command Not Found' Error on Linux and macOS