Frequently Asked Questions
Try http://homeassistant:8123. If that does not help, you may be able to find the IP address of Home Assistant Yellow on your router.
Yes: Remove power from your system, reapply power, press and hold the red button within 5 seconds. Keep the red button pressed until the Yellow led starts to flash. Make sure that Internet connection is present at this point as the Home Assistant Operating System needs to download the Supervisor and Core first.