BUFFALO LS421DE NAS. 1) Go to Buffalo web-site, buffalotech.com, download the following: - firmware update, comes with LSupdater program - unzip file - PDF Free Download
Restore LS-XL From Scratch - NAS-Central Buffalo - The Linkstation Wiki | Booting | Zip (File Format)
How to configure BitTorrent on Buffalo LinkStation Duo NAS - YouTube