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

UFW Allow Port Not Working After Reboot: Fixes That Actually Work

You added a UFW rule to allow a port, it works fine until you reboot, then the port is blocked ag...

Fix GitHub Actions Cache Action Permission Denied Error

Fix Edge Update Failed Due to Network Connection

When Microsoft Edge fails to update, the error often points to a network connection problem. This...

Fix PowerShell Not Opening After Windows Update

After a Windows update, you might find that PowerShell won't open at all—no window appears, or it...

Windows Defender Real-Time Protection Rate Limit Error Fix

You may see a notification that Windows Defender real-time protection has a rate limit error, oft...

Setting Up Outlook SMTP for Gmail: Step-by-Step Guide

If you're using Outlook and want to send emails through your Gmail account, you need to configure...