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

Fix OneDrive Sync Stuck on 404 Not Found Error

If your OneDrive sync is stuck and you see a 404 Not Found error, it usually means the sync engin...

Fix Chrome 502 Bad Gateway Error on Windows 10

You're browsing in Chrome on Windows 10 and suddenly see 502 Bad Gateway. The pa...

How to Setup Windows Defender Exclusion for Network Drives

If Windows Defender scans a network drive every time you access it, you may notice slow file oper...

Fix Microsoft Store Not Opening After Windows Update

After a Windows update, the Microsoft Store may fail to open—clicking the icon does nothing, or i...

Fix Command Prompt Not Recognizing Commands

Cloudflare Error 521: Web Server Down Troubleshooting Guide

When you see Cloudflare error 521, it means Cloudflare cannot connect to your origin web server. ...