Updating these devices requires matching the exact MCU and system version to avoid "bricking" the hardware.
If no online update is available, you may need to download a firmware file (often found on community forums like XDA Forums or 4PDA ) onto a USB drive and use the "Local Upgrade" option. Sp9853i 1h10 Vmm
Often ships with Android 8.1.0, though some "VMM" builds may report higher versions in system menus. Updating these devices requires matching the exact MCU