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

Fix OBS Black Screen and Permission Denied on Windows 11

You launch OBS Studio on Windows 11, add a display capture or game capture source, and see only a...

How to Fix Command Prompt 504 Gateway Timeout Error

When you see a 504 Gateway Timeout error in Command Prompt, it typically means a server acting as...

Fix Windows Activation Invalid Configuration After Hardware Change

After replacing a motherboard, CPU, or hard drive, you might see "Windows isn't activated" or "In...

How to Fix Windows Security Network Error: Step-by-Step Guide

You try to open Windows Security (Windows Defender) and see a network error like “Something went ...

Fix Chrome Profile Port Already Allocated Error

How to Fix Outlook Login Loop Error

If you're stuck in an Outlook login loop—where it repeatedly asks for your password or keeps spin...