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

PowerShell Command Not Found but Works in CMD

OBS Virtual Camera Setup Checklist

You've added sources, your scene looks great in OBS, but when you try to select the OBS Virtual C...

Fix Windows Defender High Memory Usage

If you notice Windows Defender (Microsoft Defender Antivirus) consuming a lot of memory—sometimes...

Fix Windows Security Not Opening Error 0x80073cfc

When you double-click Windows Security and nothing opens, or you see error 0x80073cfc, it usually...

Cloudflare Error 521: Web Server Is Down Checklist

If you see Cloudflare error 521 (web server is down), it means Cloudflare cannot establish a TCP ...

Task Scheduler DNS Error: Troubleshooting Checklist

When a scheduled task fails with a DNS error, it usually means the task cannot resolve a hostname...