Highest compatible Ursa Broadcast G1 firmware update?

What is the highest or latest level of firmware update that will work with the Ursa Broadcast G1 ?
Currently running version 6.9.2 firmware.
Currently running version 6.9.2 firmware.
https://forum.blackmagicdesign.com/
https://forum.blackmagicdesign.com/viewtopic.php?f=2&t=210848
RandyOK wrote:What is the highest or latest level of firmware update that will work with the Ursa Broadcast G1 ?
Currently running version 6.9.2 firmware.