Follow this guide to upgrade OnlyKey firmware and desktop app

We are pleased to announce that the latest and greatest OnlyKey software is now available! This release includes a new, easier to use desktop app for Windows/Mac/Linux to be used in conjunction with the latest OnlyKey firmware.

Why Upgrade?

This release has a lot of improvements and new features. Here is the short list of new features in this release:

  • Added support for Authlite for enterprise Windows AD 2-factor
  • Added support for ed25519-sk FIDO2 keys with OpenSSH
  • Fixed compatibility issue with FIDO2 Microsoft accounts and Chrome browser
  • Improved OnlyKey GPG agent support
  • Improved WebCrypt support Now supports X25519 OpenPGP keys.
  • Enhanced FIDO2 support (improved usability and ability to manage individual FIDO2 resident keys)
  • Improved Sysadmin mode - SysAdmin mode permits OnlyKey to type almost any combination of characters such as Ctrl-Alt-Del, then enter usernames/passwords or system commands.

Backup Before Upgrading

Backup OnlyKey - It is always a good idea to create a backup prior to upgrading. Do this by going to the Backup/Restore tab in the OnlyKey app. Ensure you have a copy of your backup key/passphrase (User Guide Backup Instructions here).

Steps to Upgrade

Step 1. Upgrade OnlyKey desktop app - Follow instructions here to install the new OnlyKey app.
Step 2. Upgrade OnlyKey firmware - Follow instructions here to upgrade firmware on the OnlyKey

Steps to Upgrade OnlyKey firmware

Download Firmware

There is a tab named Firmware in the app. This may be used to load the latest firmware onto OnlyKey directly through the OnlyKey app.

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