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

Certbot Renewal Failed Due to Nginx Configuration: How to Fix

Fix Chrome Profile Port Already Allocated on Mac

You try to launch Chrome on your Mac and get an error like 'profile port already allocated' or 'c...

Fix VS Code Debugger Console Not Showing Output

You set a breakpoint, run the debugger, but the Debug Console stays empty. This is a common frust...

Checklist for Troubleshooting Windows Defender Configuration Issues

Windows Defender (now Microsoft Defender Antivirus) sometimes fails to apply settings or behaves ...

Fix Outlook High CPU Usage on Windows 10

If Outlook is slowing down your Windows 10 PC and showing high CPU usage in Task Manager, it can ...

How to Fix Remote Desktop Black Screen After Connecting

You connect to a remote PC via RDP, authentication succeeds, but you're greeted with a black scre...