Checklists for software errors, setup, and tool workflows.

Fix Windows Security Real-Time Protection Stuck

Windows Security’s real-time protection can get stuck in an “on” or “off” state, sometimes refusi...

Fix Windows Security High Memory Usage

If you notice Windows Security (formerly Windows Defender) using excessive memory—sometimes hundr...

How to Fix Command Prompt High CPU Usage on Windows 10

If you notice high CPU usage in Task Manager attributed to Command Prompt or

How to Fix Windows Search Keeps Crashing

If Windows Search keeps crashing on your PC, you may see error messages, the search box becomes u...

How to Set Up OneDrive Selective Sync on Mac

If you're using OneDrive on a Mac with limited storage, selective sync lets you pick which folder...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

After installing or updating Microsoft Office, Outlook may open ...