Same title, thank you. Same title, thank you. If connecting using Bluetooth? Restart your device. Go to Settings > Bluetooth and turn off Bluetooth. Wait 5 seconds and turn Bluetooth back on. Check your car stereo's manual to learn how to pair with a Bluetooth device. Most cars require phone setup on the in-car display. If you have multiple phones connected to your car stereo, try renaming your devices: Go to Settings > General > About > Name and type a new name. Then try connecting again. Update your device. Install all firmware updates for your car stereo system. It should be that the pairing relationship has not been established. The method is: 1. First, establish the pairing relationship. Turn on the Bluetooth function of the mobile phone and the navigator respectively, and set the Bluetooth settings of the mobile phone to "visible to everyone"; 2. Then search for the Bluetooth device on the mobile phone, and after finding it, select it for pairing connection. The connection password is: 0000, complete After pairing, the connection is successful. 3. After the navigation and mobile phone Bluetooth pairing and connection are successful, enter the dialing interface from the navigation main interface, where you can make and answer calls, and import the address book on the mobile phone to the navigator; enter the Bluetooth interface, click Music, and open the mobile phone at the same time. Just use a music player, you can directly click on the song on your phone to play it. @2019