Method:
1, the SD card must be formatted first, otherwise an error will occur; (The original navigation program is backed up to the computer first)
2. Decompress the downloaded KAILIDE 20 17 spring version C3261-C7 P14-3D210W lazy bag on the computer to get the "NaviOne" folder, and copy the "NaviOne" folder to the SD card with a card reader;
3. Insert the SD card into the navigator, press the navigation button on the panel to start, and it will be OK.