MOTU 828es

Connect the interface via Ethernet (CAT-5/6 required for AVB firmware update). Launch MOTU Pro Audio (CueMix Pro) on Mac or Windows. Go to the Device tab — if a firmware update is available, a notification banner appears; click More Info then OK to begin. Alternatively, download the firmware .update file from MOTU's website, open CueMix Pro, go to Device tab, scroll to bottom, click Update from File, select the downloaded file. Interface will restart during update.