When you first start the Biz version, it will appear with option for profile settings...
1. Choose New Settings
2. create a any new Admin and Distribution password. You can create any password for both and they does not related to password on your NAS.
3. Back to main menu, click the Padlock (locked) icon next to Options on the bottom of screen. It ask for admin password.. fill with admin password that you created on step 2 above.
4. After you enter the correct password... The Admi Menu appears with 3 option.. Press Cancel.
5. Now you and create a setting of your NAS... press {+} button and process with setting for your NAS.
6. You can now complete the NAS setting using the regular setting... After you enter your BuffaloNAS name, the default WebAccess is http://buffalonas.com/your_NAS_name.
Hope it helps.. Let us know if it works.. Good luck.