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

How to Fix Chrome Profile 404 Not Found Sync Error

You open Chrome and see a '404 Not Found' error linked to your profile, or sync stops working wit...

Cloudflare 521 Error After Update: Fixes That Work

If you see a 521 error after updating your web server, Cloudflare can't connect ...

Windows Security Real-Time Protection Slowing Down Your PC

If your computer feels sluggish, especially during file transfers or program launches, Windows Se...

Install NuGet Provider Manually Without Internet

Fix OneDrive High CPU Usage in Windows 10

If your Windows 10 PC fan is running loud and Task Manager shows OneDrive using 30% or more CPU, ...

WireGuard Handshake Not Completing: Firewall Fixes

You set up WireGuard, but the handshake never completes. Both peers show no handshake time, and y...