Format the USB drive to on your computer. (NTFS or exFAT will not be recognized by the projector's bootloader).
: If the USB update doesn't trigger, try a different flash drive or ensure the file is not inside a subfolder on the drive. Factory Reset update firmware wanbo t2 max link
No, the official Wanbo T2 Max does not support automatic OTA updates. You must use USB. Format the USB drive to on your computer
Press and for approximately 10 seconds until the indicator light flashes (usually red and green). update firmware wanbo t2 max link