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

How to Fix Windows Security 502 Bad Gateway Error

When you open Windows Security and see a “502 Bad Gateway” error, it means the app can’t connect ...

Fix PowerShell 404 Not Found Error in Scripts

If your PowerShell script throws a 404 Not Found error, it usually means the script tried to acce...

Fix Command Prompt Network Error: Permission Denied

When you see "permission denied" after a network command in Command Prompt, it usually means your...

Remote Desktop Black Screen After Connection: How to Fix

You connect to a remote PC via Remote Desktop Protocol (RDP), see the login screen, but after ent...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Setup Cloudflare SSL Flexible to Avoid Redirect Loop

If you've enabled Cloudflare's Flexible SSL and started seeing redirect loop errors (ERR_TOO_MANY...