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

Fix Windows Search 502 Bad Gateway Errors Caused by Firewall Blocks

You open Windows Search, type a query, and get a "502 Bad Gateway" error. This often means a fire...

Fix 'Outlook Path Not Found' Error After Migration

Nginx 404 Not Found Troubleshooting Checklist

When nginx returns a 404 Not Found error, it means the server is running but cannot locate the re...

Remote Desktop Stuck Loading: Practical Fixes

You click Connect, the Remote Desktop client window opens, and then it just sits there—spinning, ...

FFmpeg Audio Out of Sync: Troubleshooting Checklist

If your FFmpeg-encoded video has audio drifting or jumping out of sync, you're not alone. This ch...