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

Setup PowerShell Offline Installer on Multiple Computers

When you need to install PowerShell on several Windows machines that lack internet access, the st...

Fix KMS Activation Error: Port 1688 Already in Use

Fix 502 Bad Gateway in Task Scheduler

If you're seeing a 502 Bad Gateway error when a Task Scheduler job runs, it usua...

How to Set Up Remote Desktop with Multiple Monitors

When you connect to a remote PC with multiple monitors, the session often defaults to a single sc...

Reduce Task Scheduler High CPU Usage: Practical Fixes

If your system’s Task Scheduler service (svchost.exe) is using 20-50% CPU or more, you’re not alo...

How to Fix Nginx 502 Bad Gateway: A Practical Guide

Seeing a 502 Bad Gateway error from Nginx usually means the upstream server (like PHP-FPM, Gunico...