Checklists for software errors, setup, and tool workflows.

Fix Microsoft Store Sync Issues After a Failed Start

If Microsoft Store fails to start and then won't sync your apps or settings, you're likely dealin...

How to Fix Windows Defender Error 0x800704ec

When you see error 0x800704ec in Windows Defender (now called Microsoft Defender Antivirus), it u...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix Microsoft Store Ubuntu Network Error on Windows

You're trying to install Ubuntu from the Microsoft Store on Windows, but you get a network error ...

Fix Windows Security Blank Screen in Safe Mode

If you boot into Safe Mode and open Windows Security only to see a blank white or gray screen, yo...

Fix Windows Defender Blank Screen After Update

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