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

OneDrive Sync Ubuntu: Setup Checklist for New Users

Before You Start

OneDrive doesn't have an official Linux client. Ubuntu users rely on the...

PowerShell High CPU Usage Troubleshooting Checklist

If PowerShell is consuming high CPU, the system may become sluggish or unresponsive. This checkli...

How to Check Python Module Path

When you import a module in Python and get an error, or you want to verify which version is being...

Fix Windows Terminal DNS Lookup Failed Errors

When you see a "DNS lookup failed" error in Windows Terminal, it usually means the terminal can't...

How to Fix Node Version Mismatch in package.json

When you run npm install or npm start and see a warning like "The engin...

UFW Deny Port But Still Accessible: Fixes and Checks

You set a UFW deny rule for a specific port, but the port remains accessible from outside. This i...