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

OBS Black Screen Troubleshooting Checklist

You launch OBS Studio, start a scene, and the preview shows a black screen. This is one of the mo...

Fix 'Task Scheduler' Not Recognized as Internal or External Command

When you type task scheduler or taskschd.msc in Command Prompt and see ...

Fix Windows Update File Locked: Cleanup Tool Guide

When you try to clean up Windows Update files and see errors like "file is locked" or "in use", t...

OneDrive Sync Ubuntu: Setup Checklist for New Users

Before You Start

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

Fix Chrome Profile Offline Installer Missing DLL Files

You downloaded the Chrome offline installer, but when you run it, you get an error about missing ...

Fix Windows Defender Crash Loop in Windows 10

If Windows Defender keeps crashing and restarting on your Windows 10 PC—showing error messages, d...