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

Fix Windows 10 Activation Error 0x803fa067

You see error 0x803fa067 when trying to activate Windows 10. It usually means the activation serv...

Fix Chrome SSL Certificate Error: Not Secure Site

When you visit a website and Chrome shows 'Not Secure' in the address bar, it means the site's SS...

Fix 'Port Already Allocated' Error in Windows Defender

You open Windows Defender Security Center or try to run a scan, and you see an error saying a por...

Fix OneDrive Sync Rate Limit & Permission Denied Errors

OneDrive users sometimes see errors like "Sync rate limit reached" or "Permission denied" when tr...

How to Install an SSL Certificate in Chrome Manually

You may need to manually install an SSL certificate in Chrome when testing a local development si...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...