Sorry for the late reply due to the National Day.
About the settings losing after power off and reboot, please refer another forum to check.
It’s possible that the red and yellow wire to your car is reverse.
Here is the link of the latest firmware for the unit RQ0370. Hope some help.
https://mega.nz/#!gJNlTbwI!y_9pJo2Cuu0H … dDQjBo8Lf8
Statistics: Posted by Jammy — Fri Oct 07, 2016 10:29 am