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

Fix Windows Terminal High CPU Usage & Permission Denied Errors

You open Windows Terminal and notice the fan spinning up, Task Manager shows 30–50% CPU from Wind...

How to Enable UFW for a Specific IP Address

You have a Linux server with UFW (Uncomplicated Firewall) enabled, and you need to allow or block...

Fix Microsoft Store 'Service Unavailable Permission Denied'

When you open Microsoft Store and see "Service Unavailable Permission Denied", i...

MongoDB Compass Connection Refused Due to Firewall: Fixes

You open MongoDB Compass, enter your connection string, and get connect ECONNREFUSED...

Fix Task Scheduler Not Working After Windows Update

After a Windows update, you might find that scheduled tasks no longer run, or the Task Scheduler ...

Fix VSCode Extension Host Terminated Error Code 0

What does this error mean?

When you see 'Extension host terminated unexpectedly with erro...