Users who uses Buffalo Linkstation and NAS devices often find it hard to reset the passwords. At times when they need to do this, one main concern is to not delete the data they have on their device. According to most of the sources and forums online, resetting Buffalo LinkStation Password is not a risky technique as this does not delete the data.
Resetting the Buffalo Linkstation may however erase all the system settings. These include IP address, username/password, other system configuration which goes back to default. Contacting the Buffalo support directly is one of the best ways to do all this correctly and without any trouble. They will guide you about the best techniques you can use for your particular model.