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

Fix GitLab Runner Pending Permission Denied Error

You see a GitLab Runner job stuck in "pending" status, and the job log shows a "permission denied...

Fix Windows 11 Activation Error 0x803fa067

If you see error 0x803fa067 when trying to activate Windows 11, the activation process is failing...

Chrome Browser Troubleshooting Checklist for Beginners

Chrome can suddenly stop working—pages won't load, the browser crashes, or it runs slowly. This c...

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix PowerShell Invalid Configuration After Update

After a Windows or PowerShell update, you may see errors like “Invalid configuration” or “Configu...