After working for a while, the product suddenly cannot be connected or used. How can I fix this?

1. Check that the USB plug is inserted firmly and fully to avoid a poor connection.

2. Reset the vehicle's multimedia head unit and reconnect.

3. Press and hold the product's reset hole for 15 seconds, then try to connect after the reset.

4. Connect your phone to the device's WiFi, enter the web interface, and check for firmware updates.

(1) Turn on the WiFi on your phone and search for the device's WiFi (the WiFi name is the same as the device's Bluetooth name, in the format CAR2-XXXX). Tap to connect; the password is 88888888.

(2) After connecting successfully, open the browser on your phone, enter 192.168.1.101 in the address bar, and tap confirm to enter the device's web interface.

(3) Find the reset option in the web interface and tap it to reset. After the reset is complete, try to connect to the device again. At the same time, check on the same page whether there are any available updates.