If you cannot find a sticker, you can try these common defaults based on popular "3.1" versions:

If you have changed the password and forgotten it, or if the defaults aren't working:

web 3.1 default username and password

If your device is brand new and you cannot find a , it may already be a passwordless model. Check the manual for "Proof of Possession" enrollment.

Your identifier is typically a wallet address (a long string of alphanumeric characters) or a decentralized domain like an ENS (.eth) The "Password" (Private Key): Access is controlled by a private key or a seed phrase