Checklists for software errors, setup, and tool workflows.

Fix OneDrive Sync Error 0x8004def5

OneDrive error 0x8004def5 usually appears when the sync client can't authenticate or connect to M...

Fix Outlook 404 Not Found Error in Microsoft 365

You open Outlook in Microsoft 365 and see a '404 Not Found' page. This usually means Outlook can'...

Fix OneDrive 502 Bad Gateway Error from Proxy Settings

If you see a 502 Bad Gateway error in OneDrive, it often means a proxy or network device is inter...

OneDrive Invalid Configuration Sync Issue Fix

Understanding the Problem

You open OneDrive and see an error like "Invalid configuration"...

Fix Windows Terminal 404 Not Found Error in VS Code

If you see a '404 not found' error when trying to open Windows Terminal from Visual Studio Code, ...

How to Resolve PowerShell DNS Lookup Failure

When PowerShell fails to resolve a hostname, you might see errors like Cannot resolve the a...