To access KeepKey, you'll need to download and install the KeepKey client on your computer. Make sure you select the correct download that corresponds with your computer's operating system. Connect the KeepKey hardware to your computer using the included USB cable.
Enter updater mode. To do this, unplug your KeepKey device, hold down its button and then plug it back into the computer. Follow the update prompt and don't unplug the device unless asked to. KeepKey will automatically update to the latest firmware available. When complete, the device will initialize and prompt you to create a recovery phrase.