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

How to Fix Windows Defender Firewall Blocked App

You try to open an app, but it either won't start or can't connect to the internet. A common caus...

Fix High PowerShell Memory Usage in Windows 10

If you notice that PowerShell is consuming a large amount of memory (say, over 500 MB or more), i...

MongoDB Authentication Failed: Administrator Checklist

Fix Windows Update Version Mismatch Configuration Error

You see a message like "Windows Update configuration mismatch" or "version mismatch" when trying ...

Fix Chrome Profile Service Unavailable Sync Error

If you see the error "Profile service unavailable" in Chrome when trying to sync, it typically me...

Fix Firefox Not Responding on Mac M1: Practical Steps

If Firefox stops responding on your Mac with an M1 chip, you're not alone. The issue often shows ...