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

How to Fix Nginx 502 Bad Gateway: A Practical Guide

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

Install Windows Search Offline Installer Without Internet

If you need to install or reinstall Windows Search on a machine without internet access, the stan...

Fix OneDrive Sync Frozen After macOS Update

After a macOS update, you might notice OneDrive shows "Processing Changes" or "Sync paused" and n...

Fix Windows Activation Auto Start Not Working

You expect Windows Activation to pop up automatically after a hardware change or fresh install, b...

How to Fix 'npm command not found' on Mac

Microsoft Teams Ubuntu Setup Checklist

Setting up Microsoft Teams on Ubuntu can sometimes be tricky due to dependency issues or missing ...