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

Fix npm Command Not Found on Windows 10

If you see 'npm' is not recognized as an internal or external command in Command Pro...

Fix Task Scheduler Error 0x80070020: File Locked

When a scheduled task fails with error code 0x80070020, it usually means the file or resource the...

Fix KMS Activation Error: Port 1688 Already in Use

Fix Chrome 504 Gateway Timeout After Update

After a recent Chrome update, you may see a 504 Gateway Timeout error when tryin...

Fix PowerShell Set-ExecutionPolicy Permission Denied

When you try to run Set-ExecutionPolicy in PowerShell and get a 'permission denied' ...

Fix Windows Defender Error 502 Bad Gateway

You open Windows Security and see 'Error 502 – Bad Gateway.' This usually means Windows Defender ...