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

Fix 'File Locked by Unknown Process' in Command Prompt

You try to delete, rename, or move a file, but Windows says it's locked by an unknown process. Th...

Systemd Service Restart Loop: Troubleshooting Checklist

If a systemd service keeps restarting repeatedly, it's often due to configuration errors, depende...

Microsoft Store Memory Leak: How to Fix High RAM Usage

If you notice your PC slowing down and Task Manager shows the Microsoft Store using hundreds of m...

Fix PowerShell Remote Connection Refused Error

Fix Windows Activation Failed After Hardware Change

If you see a "Windows activation failed" message after upgrading your PC hardware, you're not alo...

How to Fix Microsoft Teams Not Connecting to Network

If Microsoft Teams won't connect to the network, you'll likely see a persistent "Connecting..." m...