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

Fix Windows Terminal Not Found After Update

After a Windows update, you might find that Windows Terminal is no longer in your Start menu, or ...

Fix Windows Defender DNS Error Permission Denied

You run a scan or update in Windows Defender and see an error like "DNS error permission denied" ...

Fix CMD Service Unavailable Due to Group Policy

Situation

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

Fix Windows Defender High CPU Usage When Scan Stuck

If Windows Defender is using nearly 100% CPU and a scan appears stuck (e.g., progress bar frozen ...

Fix PowerShell 504 Gateway Timeout in IIS Configuration

When running PowerShell scripts that make HTTP requests through IIS, you may encounter a 504 Gate...

How to Fix Microsoft Store 502 Bad Gateway on Windows 11

If you see a '502 Bad Gateway' error when opening Microsoft Store on Windows 11, the store can't ...