Checklists for software errors, setup, and tool workflows.

Fix Windows Activation 502 Bad Gateway Firewall Issues

When you try to activate Windows and see a 502 Bad Gateway error, it often point...

Fix RDP 504 Gateway Timeout via IIS Configuration

If you're seeing a 504 Gateway Timeout when connecting to Remote Desktop via an RD Gateway that u...

Fix DNS Client Service Not Running in Command Prompt

When you run commands like ipconfig /flushdns or ipconfig /registerdns ...

OneDrive Sync Ubuntu: Setup Checklist for New Users

Before You Start

OneDrive doesn't have an official Linux client. Ubuntu users rely on the...

How to Fix Microsoft Teams Audio Not Working on Ubuntu

If you're using Microsoft Teams on Ubuntu and the audio isn't working—no sound during calls, micr...

Fix OBS Black Screen After Game Capture Setup

You set up a game capture source in OBS Studio, but the preview shows a black screen. The game ru...