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 Windows Terminal 404 Not Found Error in VS Code

If you see a '404 not found' error when trying to open Windows Terminal from Visual Studio Code, ...

Windows Defender Setup After a Fresh Install

After a fresh Windows install, Windows Defender (now called Microsoft Defender Antivirus) is typi...

How to Fix Windows Security Update Failed Error Code

You see a Windows update fail with an error code like 0x800f0922, 0x80070002, or 0x80244019. Thes...

Fix Microsoft Teams 'File Locked' Error When Editing

When you try to edit a document in Microsoft Teams and see a 'file locked' or 'file in use' messa...

Windows Defender File Locked: Quick Troubleshooting Checklist

When Windows Defender locks a file, you often see errors like 'Access denied', 'File in use', or ...