When my phone is connect to the smartwatch or android auto in the car and the phone rings , the audio is comming from the phone only and i am not able to use either the car speaker nor the watch speaker . I am able to use music and other stuff but no...

Bought a Samsung A73 5G 5 days before and the phone is hanging since day 1The phone randomly becomes unresponsive and shows time 00:00I have no idea why it is happening.Please help