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

How to Fix Windows Defender File Locked Error 0x80070020

Error 0x80070020 often appears when Windows Defender (Microsoft Defender Antivirus) is scanning a...

Fix PowerShell 502 Bad Gateway Due to Proxy Configuration

If you're running PowerShell commands that make web requests—like Invoke-WebRequest ...

Configuring Remote Desktop Memory Usage Limits

If your remote desktop sessions are sluggish or the host machine becomes unresponsive, it may be ...

Docker Compose Env File Not Found: Troubleshooting Checklist

Fix Chrome Auto-Start Not Working on Linux

If you've set Chrome to launch on login in Linux but it doesn't start, the issue often lies in ho...

UFW Port Forwarding Configuration Example

You need to forward incoming connections on one port to a different internal port or host, but yo...