Software comparisons, alternatives, and tool decision notes.

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 OneDrive File Locked by Office Document Sync Issue

You open an Office file from OneDrive and see an error that the file is locked or in use by anoth...

Fix Command Prompt Failed to Start Due to Corrupted System Files

When Command Prompt fails to start with an error referencing corrupted system files, it usually m...

How to Fix 'ERR_TUNNEL_CONNECTION_FAILED' on Chrome for Mac

If you see ERR_TUNNEL_CONNECTION_FAILED in Chrome on your Mac, it usually means ...

Fix PowerShell High CPU Usage with Permission Denied Errors

You open Task Manager and see PowerShell consuming a high percentage of CPU. At the same time, yo...

Fix Windows Defender Real-Time Protection Turning Off Automatically

If you notice Windows Defender real-time protection is turning off by itself, your PC may be vuln...