How to update the firmware on the SMART Board GX (V4) Plus (2026)
Press and hold the on the TV panel (not the remote) and then plug in the power cord. How to update the firmware on the SMART
: The string 20200814 135841 indicates this is a build from August 14, 2020. How to update the firmware on the SMART
Keep holding the button until the "Software Updating" screen appears on the TV. How to update the firmware on the SMART