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

OBS Virtual Camera Not Showing in Google Meet: Fixes

You've set up OBS Studio, added your sources, and started the virtual camera—but when you open Go...

Fix Remote Desktop Connection Refused Due to Firewall

You try to connect to a remote Windows PC via Remote Desktop, but get an error like “Remote Deskt...

Fix Windows Update Dependency Conflicts After Feature Update

After installing a Windows feature update, some users see errors like '0x800f0922' or '0x80246007...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

How to Fix Windows Update Dependency Conflicts

You click 'Check for updates' and see an error, or updates download but fail to install with a me...

Fix OneDrive Sync Error 0x8004de40 – Authentication Failure

You're working on a file when OneDrive pops up an error: "Authentication failed – Error c...