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

PowerShell on Ubuntu 22.04: Setup Checklist

If you're setting up PowerShell on Ubuntu 22.04, you might hit errors like 'command not found' or...

How to Clear the Microsoft Store Cache to Fix Common Issues

If the Microsoft Store fails to load, hangs on a blank page, or throws error codes like 0x80072ef...

Fix Windows Update 502 Bad Gateway Due to DNS Configuration

If you see a '502 Bad Gateway' error when running Windows Update, the problem is often on the net...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Nginx Permission Denied on Restart: Common Fixes

When you run sudo systemctl restart nginx or sudo nginx -s reload and s...

Fix Windows Terminal 'Permission Denied' on Startup

When you open Windows Terminal and see a 'permission denied' message, it usually means the termin...