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

Fix Windows Activation Error 0x80070002 (Dependency Conflict)

You try to activate Windows and get error 0x80070002. The message often says something like “depe...

Fix Putty Connection Refused Due to Windows Firewall

You're trying to SSH into a remote server using Putty, but you get a 'Connection refused' error. ...

Fixing WireGuard Handshake Errors on Windows

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

Fix Microsoft Teams Migration Error 0x80070005

When migrating Microsoft Teams data or configuring a new tenant, error 0x80070005 typically appea...

Docker Container Restarting Due to Health Check: Causes and Fixes

Why Your Windows 11 Digital License Won't Transfer to a New PC

You've bought a new PC and expect your Windows 11 digital license to follow you. But when you try...