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

Cloudflare Wildcard Subdomain Troubleshooting Checklist

When you set up a wildcard DNS record (e.g., *.example.com) in Cloudflare, subdomain...

Fix Windows Defender Real-Time Protection Not Starting

If you see a yellow warning or a message that real-time protection is off, Windows Defender’s cor...

Fix npm install Permission Denied on Shared Hosting

Fix Chrome High Memory Usage on Windows 10

If Chrome is slowing down your Windows 10 PC, high memory usage is often the culprit. You might n...

Fix Permission Denied When Running Script in VS Code Terminal

You try to run a script in the VS Code integrated terminal and see 'permission denied'. T...

Fix Git Push Rejected Non Fast Forward Error

When you try to push commits to a remote repository and see “rejected – non-fast-forward”, it mea...