Bug report in M53 after OneUi5 update

[m53_user]

issue

frequently media output change from Bluetooth to This phone as shown in screenshot.

this problem face by many user after oneui 5 update as shown in screenshot which is taken from youtube video comment section 

user face this issue

[cs_member8]

Dear Samsung Member,

Greetings from Samsung Customer Support!

Thank you for sharing your concern. We would request you to register your concern in Samsung Members Application. So, that our concern team gets back to you as soon as possible.

Please follow this path to register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report).

Note. please attach the error log file within 15 minutes of the error occurring.

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support