Trezor $ Wallet - The Secure Hardware Wallet*. An update for Trezor Suite (version 22.9.3) is now ready to install. To download and apply the update, open Trezor Suite and follow the on-screen instructions. Changes included in this update are also listed in the release notes for this version. Trezor Suite is free to use on desktop or browser at ...A Trezor wallet is a physical device that stores your cryptocurrency private keys offline. It is similar to a USB drive in size and shape, but it has a built-in security chip that protects your private keys from unauthorized access. To use a Trezor wallet, you will need to connect it to your computer or mobile device using a USB cable