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

How to Fix PowerShell Token Expired in Pipeline

When running PowerShell scripts in a CI/CD pipeline (Azure DevOps, GitHub Actions, Jenkins), you ...

Fix Remote Desktop Connection Refused on Windows 10

You try to connect to a Windows 10 PC via Remote Desktop, but you get an error like "Remote Deskt...

Fix Chrome Profile Port Already Allocated on Windows 10

You start Chrome and see an error saying the profile port is already allocated. This usually happ...

Fix 'Permission Denied' When Opening System32 in Command Prompt

Fix Windows Defender on Mac Not Scanning Files

If you run Windows Defender on a Mac (via a virtual machine or Boot Camp) and notice it stops sca...

Fix Remote Desktop File Locked Error 0x80070020

If you get error 0x80070020 when opening or editing a file over Remote Desktop, it usually means ...