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

Fix PowerShell Service Unavailable Error (Enable or Restart)

If you see 'Service unavailable' when trying to use PowerShell, the PowerShell service might be s...

How to Fix 'Remote Desktop Command Not Found' Error

Fix Task Scheduler 502 Bad Gateway Permission Denied

You set up a scheduled task to call a web endpoint, but it fails with a 502 Bad Gateway error and...

How to Fix Windows Defender Rate Limit Error

If Windows Defender shows a rate limit error, it usually means the antivirus service is overwhelm...

Fix Windows Defender SSL Certificate Error Not Working

You might see an error like 'Windows Defender cannot check for definitions because of an SSL cert...

How to Grant Permission for Windows Security Access

You may see an error like "Windows Security requires your permission" or "Access denied" when try...