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

Fix Windows Activation Service Unavailable on Windows 10 Pro

If you see the error 'Windows Activation Service Unavailable' on Windows 10 Pro, it usually means...

How to Fix BitLocker High CPU Usage

You notice your system fan running louder and task manager showing high CPU usage from a process ...

Fix Windows Security Authentication Error 0x80070035

Troubleshoot 502 Bad Gateway in Windows Terminal: Checklist

You're using Windows Terminal and suddenly see a 502 Bad Gateway error when tryi...

Fix Command Prompt 'Connection Failed Permission Denied' Error

When you see 'connection failed permission denied' in Command Prompt, it usually means your user ...

Fix Windows Search Port 80 Already in Use Error

You’re trying to start Windows Search or an indexing service, and you see an error like “Port 80 ...