Dahua Hiboard-A65H - Updating by USB Flash Drive

Updating System 31
Updating by USB Flash Drive 6.2
Updating by USB flash drive requires uploading the update file (usb_update.bin) to the flash
drive, and carrying out update through button control.
Upload the update file usb_update.bin to the root directory of the flash drive. Step 1
Insert the USB flash drive to the Android USB port of the Display. Step 2
Update the system with USB flash drive of FAT 32 type; otherwise, the update might
fail.
Press and hold the power button for 2 s to shut down the Display. Step 3
Press and then release the power button, then press and hold the power button. Step 4
The system starts to update. After the update is complete, the system automatically
restarts.