Checklists for software errors, setup, and tool workflows.

How to Clear OneDrive Sync Cache and Fix Sync Issues

If your OneDrive files are stuck syncing, showing error icons, or the process uses high CPU, the ...

Fix Microsoft Teams Modern Authentication Failure

When Microsoft Teams shows 'We couldn't sign you in' or 'unable to authenticate with modern authe...

How to Fix Outlook Stuck on Loading Profile

If Outlook hangs on the 'Loading Profile' screen, you can’t access your email. This usually happe...

Windows Defender 404 Not Found Registry Fix

You open Windows Security and see a blank page or a '404 Not Found' error. This often happens aft...

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 Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...