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Trezor device firmware update August 2022

The August 2022 Trezor device firmware updates brings the Trezor Model T to firmware version 2.4.2 and the Trezor Model One to firmware version 1.9.3, introducing the following improvements:
 
To download and apply the update, open Trezor Suite and follow the on-screen instructions.
 

Trezor Model One [new firmware version 1.9.3]

Additions

  • none


Changes

  • Fee rate in sat/vByte
  • Large numbers now use a comma separator for figures above one thousand


Fixes

  • Potential security issue fix


Trezor Model T [new firmware version 2.4.2]

Additions

  • Support added for Monero v15 (hard fork 15) features.
  • Support added for Cardano Babbage-era transaction items.
  • Choice of "show all" or "show simple" added to Cardano transaction signing.


Changes

  • Fee rate in sat/vByte.
  • Large numbers now use a comma separator for figures above one thousand.


Fixes

  • Decred transaction weight calculation has been fixed.
 
A full overview of firmware changes for both Trezor Model T and Trezor Model One devices are covered in our release notes, which can be viewed on our Github via the links below.