One customer gave feedback that he bought Launch X431 X-prog3 with MCU3 Adapter to work with Launch X431 PRO Dyno. He also bought an IMMO software license. After connecting the device, he wanted to update the key programmer software to use the function, but the system showed firmware error, the problem still existed even if repairing the firmware.
Here is the solution:
To use the key programmer function, follow these steps:
1.Hardware Connection:
Launch X431 Key Programmer is required to connect with X431 PRO Dyno device.
2.Software Update:
Ensure the key programmer software is updated to the latest version for full functionality.
Once these steps are completed, the key programming operations will be enabled.