Trezor.io/start – Set Up™ Your TreZor Wallet* Securely®
which allows users to create a hidden wallet. This option can be enabled during setup or later via Trezor Suite. A passphrase acts as a 13th or 25th word and must be remembered exactly, so as losing it results in permanent loss of access. This feature adds another layer of protection for privacy-focused users or those managing multiple wallet accounts.