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

Fix OBS Black Screen but Audio Works: Step-by-Step Guide

If OBS Studio shows a black screen in your source preview or stream but audio is working fine, yo...

Java JDK Not Recognized After Installation: Fixes and Checks

Fix 'Authentication Failed' Errors in Windows Server CMD

When you see 'authentication failed' while running commands in Windows Server's command prompt, i...

Fix Outlook Stuck on Loading After Windows 10 Update

After a Windows 10 update, Outlook may freeze on the loading screen with no error message. This u...

Fix Command Prompt Backup Script Not Working

If your Command Prompt backup script has stopped running or never worked, the issue is usually on...

Fix Chrome Not Responding on macOS Ventura

If Chrome stops responding on macOS Ventura—clicking does nothing, the window goes gray, or you s...