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

Fix Windows Search 502 Bad Gateway Errors Caused by Firewall Blocks

You open Windows Search, type a query, and get a "502 Bad Gateway" error. This often means a fire...

Fix Windows Update Blank Screen with Bootable USB

After a Windows Update, some users encounter a blank screen—no login prompt, no cursor, just a bl...

Cloudflare Tunnel Configuration Checklist

Setting up a Cloudflare Tunnel (formerly Argo Tunnel) can simplify exposing local services withou...

How to Change Microsoft Store App Download Path in Windows

By default, Microsoft Store apps install to the system drive (usually C:). If that drive is low o...

Outlook 404 Not Found Web App: Fixes and Checks

If you're seeing a 404 Not Found error when trying to open Outlook on the web (formerly Outlook W...

How to Fix PowerShell Version Mismatch Error