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

How to Enable Windows Defender Real-Time Protection via Group Policy

If Windows Defender real-time protection is turned off and grayed out, it's often because a G...

Fix 'Permission Denied' Error When Saving VS Code settings.json

You open VS Code's settings.json (either user or workspace), make a change, and try to save. ...

Fix ERR_CERT_AUTHORITY_INVALID in Chrome Incognito Mode

You open Chrome incognito and hit a warning: NET::ERR_CERT_AUTHORITY_INVALID. Th...

How to Reinstall Windows Security App (Microsoft Defender)

If the Windows Security app (Microsoft Defender) is missing, crashing, or not opening, reinstalli...

pnpm audit fix not working: common causes and fixes

When you run pnpm audit fix and it fails, you might see messages like "No fixes ...

How to Fix Git Push Rejected Non-Fast-Forward Error