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

Fix 'Windows Security Cannot Connect to Microsoft Defender' Error

When you open Windows Security and see the message 'Windows Security cannot connect to Microsoft ...

How to Fix a Microsoft Store App That Won't Download

You click install on a Microsoft Store app, but the download never starts, stalls at 0%, or fails...

Chrome Won't Connect to Internet but Other Browsers Work: Fix

You're browsing in Firefox or Edge without issue, but Chrome can't load any pages. This is a comm...

How to Fix Outlook Rate Limit Error

If you see an error like "You've hit a temporary limit" or "Try again later" when sending email i...

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" ...

How to Fix Microsoft Store Error 404 (Not Found)

If you see a 404 error when trying to open an app or page in the Microsoft Store, it usually mean...