How to upgrade the GS4 navigation system?
1 Answers
GS4 navigation system upgrade method is as follows: 1. First, download the navigation data file from the official website; 2. Prepare a blank USB flash drive and extract the file to the root directory of the USB drive. After extraction, there will be three files in the root directory; 3. Insert the USB drive into the car's USB port and start the navigation host. Simultaneously press AM/FM and SET, wait for 10 seconds to enter the engineering mode; 4. Click on version information, then click confirm. After the upgrade is completed, click OK, and the host will restart again. The car navigation system has GPS global satellite positioning system function, allowing you to know your exact location while driving. The car navigation system also features automatic voice navigation, optimal path search, and other functions.