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

Fix KMS Activation Error: Port 1688 Already in Use

Fix PowerShell Not Launching at System Startup

If PowerShell isn't starting automatically when you boot your PC, a scheduled task, startup short...

Fix OneDrive High Memory Usage on Mac M1

If you're on an M1 Mac and OneDrive is using excessive memory (often 1 GB or more), you're not al...

How to Unlock a File in Use by Another Program in Windows

You try to delete, rename, or move a file in Windows and get an error: "The action can't be compl...

Fix Chrome Tunnel Connection Failed Error

When you see "Tunnel connection failed" in Chrome, it usually means the browser couldn't establis...

Fix Outlook 502 Bad Gateway Error on Windows 10

If you see a 502 bad gateway error in Outlook on Windows 10, it usually means the connection betw...