Hi Phil, I've enabled full Hive Community access for you so you should be able to access the Downloads section of Hive Community to get the latest firmware files. We also have a few guides that review how to update the firmware, depending on which method you'd like to use.
This guide reviews how to update the firmware via the Web UI of the AP: https://thehivecommunity.aerohive.com/s/article/Upgrading-AP-firmware-via-web-UI
This guide reviews how to update firmware via the CLI of the AP: https://thehivecommunity.aerohive.com/s/article/Updating-HiveOS-from-CLI-using-SCP-TFTP-or-HTTP-s
This guide reviews how to update firmware in the ExtremeCloud IQ GUI: https://thehivecommunity.aerohive.com/s/article/How-To-Update-Firmware-in-HiveManager
