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

How to Fix OpenVPN Certificate Verification Failed

You see "certificate verification failed" when connecting to an OpenVPN server. This usually mean...

Fix OneDrive Connection Refused Error 0x8004de40

You see OneDrive error 0x8004de40 with the message "Connection refused." This often happens when ...

Fix 502 Bad Gateway in Windows Terminal Proxy Config

If you see a 502 Bad Gateway error in Windows Terminal, it usually means your proxy ...

Windows 10 Activation Stuck on ‘Getting Settings’ – Fixes

If Windows 10 activation is stuck on the 'Getting settings' screen, you're not alone. This often ...

Install NuGet Provider Manually Without Internet

How to Fix PowerShell 502 Bad Gateway Error

When you run a PowerShell command that calls a web service (like Invoke-RestMethod o...