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

Fix PowerShell Script Not Running on Startup in Windows 11

You've created a PowerShell script and placed it in the Startup folder, but it doesn't run when W...

Fix Microsoft Teams 'Permission Denied' When Sharing Screen

When you try to share your screen in Microsoft Teams and get a 'permission denied' error, it usua...

Fix Windows Activation Invalid Configuration Error

You see a message that your Windows activation is invalid due to a configuration problem. This us...

How to Fix PowerShell Version Mismatch Error

Fix Remote Desktop Permission Denied Without Admin Rights

You try to connect to a remote Windows machine via RDP, but you get an error like "The connection...

Windows Defender Troubleshooting Checklist for Common Errors

Windows Defender (now Microsoft Defender Antivirus) usually runs quietly in the background. But w...