June 25, 2018
In order to maintain top security, you will be asked to update both the bootloader to v1.1.0 and then the firmware to v5.5.0 on your KeepKey device. Follow the steps below to complete both updates. This is a mandatory security update. For more details see the release notes.
If you run into any problems during this process, please reach out to our support team.
Step 1: Plug in your KeepKey and open the client app.
Step 2: Unplug your KeepKey, then hold down the button while plugging it in to start the device update. Check on the device display to confirm your KeepKey is in firmware update mode. (device and client)
Step 3: Confirm you have your recovery sentence and select “update bootloader” (client)
Step 4: Verify backup on the device by holding down the button (device)
Step 5: Wait for “update complete” message (client and device)
Note: do not unplug your device during this step until prompted to
Step 6: Disconnect and reconnect (device)
Step 7: Wait until a “bootloader update complete” message appears (device)
Step 8: Disconnect and reconnect your device while holding down the button (device)
Step 9: Select “update firmware” (client)
Step 10: Confirm if you have your recovery sentence (device)
Step 11: Wait for “firmware update complete” message (device and client)
Step 12: Disconnect and reconnect (device)
You can now rest easy knowing your device is safe and secure.