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

Fix Windows Activation Error Invalid Configuration

You try to activate Windows and see an error saying “invalid configuration”. Thi...

BitLocker High CPU Usage Checklist: Diagnose and Fix

If your system is sluggish and Task Manager shows high CPU usage from BitLocker or its helper pro...

Fix PowerShell DNS Resolution Failed Error

If you see DNS resolution failed when running a PowerShell command that tries to con...

Fix Windows Security Authentication Error 0x80070035

How to Fix Chrome Browser Freezing Issues

If Chrome freezes or becomes unresponsive, it's often due to accumulated cache, problematic exten...

Fixing WireGuard Handshake Errors on Windows

If you're using WireGuard on Windows and seeing "Handshake did not complete" or "No handshake rec...