There was a download of BUFFALO ModeChanger 1.01 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The software lies within System Utilities, more precisely Device Assistants.
The most frequent installation filename for the program is: ModeChanger.exe. We recommend checking the downloaded files with any free antivirus. This free program is an intellectual property of BUFFALO INC. The following version: 1.0 is the most frequently downloaded one by the program users.
From the developer:
BUFFALO ModeChanger is a free utility to change encryption mode of MiniStation NFC for Windows. Extreme NFC is a rugged portable hard drive equipped with a unique wrap-around USB cable and secure hardware encryption. Built-in NFC technology allows users to unlock and access files on their hard drive using the included smartcard without having to remember a password.
You may want to check out more software, such as BUFFALO Network USB Navigator, BUFFALO iSCSI Hard Disk Connection Tool or BUFFALO eco Manager, which might be related to BUFFALO ModeChanger.