Run the firmware download command.
If the FOTA method is not available or fails, the manual USB method is the most reliable way to flash your SP9853i 1H10 VMM.
mcu.bin (Optional: The Microcontroller Unit file governing physical buttons, knobs, and CAN-Bus communication) sp9853i 1h10 vmm firmware update
To update your SP9853I 1H10 VMM firmware, follow these steps:
The device will reboot into a black script screen showing the progress of the installation. Run the firmware download command
Ensure the build version matches "1H10 VMM" exactly. Using firmware for a standard SP9853i may cause hardware incompatibilities.
Once completed, the screen will read Step 5: Post-Flash Reboot Ensure the build version matches "1H10 VMM" exactly
Before proceeding, always back up your original ROM and MCU . If anything goes wrong, you may need to revert to the factory state, and having a backup is crucial.
Once the firmware update is complete and the system boots successfully, perform these final steps:
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