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

Microsoft Teams High CPU Usage: A Practical Checklist

If Microsoft Teams is consuming a lot of CPU, you might notice your laptop fan running constantly...

Fix Windows Activation 502 Bad Gateway DNS Error

If you see a 502 Bad Gateway error during Windows activation, it usually means y...

Fix Windows Update Stuck on Checking for Updates Due to Invalid Configuration

If Windows Update hangs on "Checking for updates" for an extended period, an invalid configuratio...

How to Reset Command Prompt in Ubuntu

If your Ubuntu terminal prompt looks wrong, shows odd characters, or displays incorrect info, you...

Fix GitHub Actions Docker Push Permission Denied

Fix Chrome Profile Corruption on Ubuntu

If Chrome on Ubuntu starts crashing, showing blank pages, or refusing to open with a message like...