Unraid licenses are tied to the USB GUID. You can re-use the same USB drive.
If your USB drive is corrupted or you want a 100% fresh start without keeping old plugin residue: reset unraid
Your OS configuration is broken (e.g., Docker won't start, WebGUI errors), but you want to keep your array data. Unraid licenses are tied to the USB GUID
Whether you are selling your server, troubleshooting a broken configuration, or simply want a fresh start, "resetting" Unraid isn't a single button. It involves resetting the USB boot drive (where the OS and configuration live) while preserving (or wiping) your data drives. Whether you are selling your server, troubleshooting a
If you are locked out of your Unraid webGUI , you can reset the root password by editing the configuration files on your USB boot device.
If you want to wipe all settings (Docker containers, VMs, network settings, and drive assignments) but keep the Unraid OS on the USB stick, you must perform a "New Config."