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

How to Fix 'npm command not found' on Mac

How to Enable Windows Security Real-Time Protection

If you see a warning that real-time protection is off, or you suspect your PC is vulnerable, here...

Fix 'Access Denied' Error in Windows Security for Administrators

If you're logged in as an administrator but still see 'Access Denied' when opening Windows Securi...

Fix 'Microsoft Store Module Not Found' Error in Windows 11

You open a Windows 11 app or try to install software, and you see an error like "Microsoft Store ...

Windows Defender Setup Checklist for New PC

When you set up a new PC, Windows Defender (now called Microsoft Defender Antivirus) is already a...