How to adjust the ruler line of reversing image?

You can adjust the ruler line of the car reversing image by yourself. You can enter the system settings from the navigation, and then select the reversing line settings. Then press and hold to enter the setting interface, click on the ruler line to adjust until it turns yellow, then click on the left to draw a line, and finally pull out the auxiliary line with a white marker at the bottom, save the settings and exit. Car reversing images are a series of integrated systems, which can also be added through cameras and on-board displays. Of course, the 360-degree panoramic vision system makes up for the images that can only be provided by radar or a single rearview camera in China. Panoramic vision system can have four video outputs, namely, front, back, left and right. Install the camera in front of the car, at the rear of the car and under the rearview mirror.