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

Fixing Microsoft Teams Rate Limit Error When Sending Messages

Fixing Windows Terminal Slow with PowerShell 7

If Windows Terminal feels sluggish when launching or using PowerShell 7, you're not alone. The is...

Fix Outlook Access Denied to Archive PST File

When you see "Access denied" while trying to open an archive PST file in Outlook, it usually mean...

Nginx 502 Bad Gateway: A Practical Troubleshooting Guide

Seeing a 502 Bad Gateway from Nginx usually means the upstream server (like PHP-FPM, uWSGI, or a ...

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...

How to Fix Command Prompt Blank Screen on Windows 10

If you open Command Prompt and see only a blank screen—no prompt, no cursor, just an empty window...