lock system sound

[stars]

I have Edge 2019 SEL just one months

After pick up from dealer  shop  i find out one funny problem

Use fab to look door  i had sound beep only 30 min

after when ,doesn't matter how  times lock door no horn sound

Same with panic button

 Dealer reset once and still work only 30 min

and same problem lock work but no sound same with panic button only flash

 Car door lock . but how fixed  horn sound to conformation door lock

Thank s for advice