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

How to Fix Windows Update Error 0x80070643

You try to install the latest Windows updates but get error 0x80070643. This usually means the up...

Fix Windows Defender Blank Screen After Update

After a recent Windows update, you may open Windows Security (Windows Defender) and see a blank w...

Fix 'Connection Refused' Error in CMD on Windows 10

When you see connection refused in Command Prompt on Windows 10, it usually means th...

Fix Microsoft Store 404 Not Found Error

Seeing a 404 Not Found error when opening the Microsoft Store is frustrating, but it's often fixa...

Fixing Microsoft Teams Rate Limit Error When Sending Messages

Fix Microsoft Store Authentication Fails Due to Proxy

If you see authentication errors in Microsoft Store and suspect a proxy, you're likely hitting a ...