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

Fix OBS Studio Black Screen on Windows 10

If OBS Studio shows a black screen when capturing your desktop or a specific window on Windows 10...

Fix VirtualBox Kernel Driver Permission Denied on Linux

Fix Windows Update Error 0x8024402c (Proxy Settings)

When Windows Update fails with error 0x8024402c, it usually means the update service cannot reach...

Fix VMware Workstation Network Adapter Not Working on Linux Host

If you're running VMware Workstation on a Linux host and your virtual machine's network adapter s...

Fix Windows Defender Update Error 0x80070490 on Windows 11

If you see error 0x80070490 when trying to update Windows Defender on Windows 11, it usually mean...

How to Stop a systemd Service Restart Loop

You run systemctl status and see the service flipping between 'activating' and 'fail...