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

Fix Permission Denied on chmod in VS Code Terminal

You're running chmod in the VS Code integrated terminal and seeing 'permissi...

Fix NET::ERR_CERT_AUTHORITY_INVALID in Chrome

When Chrome shows 'NET::ERR_CERT_AUTHORITY_INVALID', it means the browser cannot verify t...

Bluetooth Troubleshooting Checklist for Windows 11

Bluetooth on Windows 11 can be unreliable. If your device won't pair, keeps dropping, or does...

Fix npm ENOWENT Package.json Not Found on Mac

If you see 'ENOENT: no such file or directory, open /path/to/package.json' when running n...

Windows 11 Installation Assistant Stuck at 99%: Fixes That Work

You’re upgrading to Windows 11 via the Installation Assistant, and it gets stuck at 99%. The prog...

Fix Nginx Upstream Connection Refused in Proxy Pass