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

Fix KMS Activation Error: Port 1688 Already in Use

Fix Windows Update Version Mismatch Configuration Error

You see a message like "Windows Update configuration mismatch" or "version mismatch" when trying ...

PowerShell 502 Bad Gateway: A Troubleshooting Checklist

When a PowerShell script or command returns a 502 Bad Gateway error, it usually means the web ser...

Fix PowerShell Module Not Found on Windows 10

You run a PowerShell command like Import-Module and get an error: "The specified mod...

How to Reduce CMD Memory Usage in Windows

If you notice the Command Prompt (CMD) using more memory than expected—sometimes hundreds of mega...

Chrome Profile Configuration for Multiple Users

If you share a computer or just want to keep your work and personal browsing separate, Chrome pro...