There is a problem with the player or the connection is poor, and the music quality is not high.

1. There is a problem with the player or poor contact. If the music playback of the Luchang car navigation all-in-one machine is stuck, it means that there is a problem with the player or the U disk connected to the player has poor contact and unstable data transmission.

2. The music quality is not high. The quality of the downloaded music is not high, and there are inherent deficiencies. These reasons will cause the playback to freeze.