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

Microsoft Store Troubleshoot Tool: How to Fix Common Issues

If you're having trouble downloading, updating, or launching apps from the Microsoft Store, the b...

OneDrive Sync Error 404 Not Found: Causes and Fixes

You open OneDrive and see a '404 Not Found' error during sync. This usually means OneDrive can't ...

Fix Command Prompt Not Recognizing Commands

Setup Environment Variables to Fix Command Not Found

You type a command you know is installed, but the shell replies: command not found. ...

How to Fix Remote Desktop Authentication Errors

You try to connect via Remote Desktop and see an error like "An authentication error has occurred...

Fix Windows Security Certificate Error in Outlook 365

You open Outlook 365 and see a security certificate warning: "There is a problem with the proxy s...