Yes. You can change your registered email account.
Step 1: In B.One App, tap on Settings icon present at the top-right corner on your screen.
Step 2: Select Device Settings.
Step 3: Tap on “Reset Hub”.
Step 4: Then, create a new email account and begin with Add Hub process.
Note: The B.One Hub connected to the existing account will get deleted while you change the registered email account.