Before operation, make sure that the CAMMUS desktop and game programs on the computer have been closed and exited.
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Press and hold the two function keys at the top of the base and then press the power button. Release the buttons together for about 3 seconds (the device will not run the self-test program after powering on)
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Open the root directory of the CAMMUS desktop and run the “rootdemo” software
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Click “···” to select the firmware (for example, if the device that needs to be flashed is a C5 steering wheel, select the firmware corresponding to C5)
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Select the firmware version to be upgraded
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Click “Force Refresh”
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After the prompt that the firmware update is successful, restart the device and the desktop.