As per your query, we would request you to kindly perform the following steps to resolve your issue.
Disconnect all accessories Disconnect anything plugged into the headphone jack like, selfie stick, headphone, Bluetooth, etc. Remove any third-party case, protective films, or any other accessory that usually comes in contact with your device. (If any)
Check device volume settings: Please follow the below steps: Navigate to apps screen and tap on Settings>>Tap on Sound & vibration>>Tap on Volume>>Drag the volume adjustment bar left or right to increase or decrease the device volume. To verify, play music and check the music sound. If the sound quality is good, then your speaker is working fine.
Clear Sound picker data: Please follow the below steps.
Got to Settings >>Apps>>Filter and sort>>Enable "Show system apps" >>Tap "OK">>Search Sound Picker>>Tap on storage>>clear data of Sound picker.
Clear SoundAlive data: Please follow the below steps. Got to Settings>>Tap Apps>>Tap Filter and sort>>Tap Enable "Show system apps">>Tap "OK">>Search "SoundAlive">>Tap Storage>>Tap Clear data
Clear Adapt sound data: Please follow the below steps. Got to Settings>>Tap Apps>>Tap Filter and sort>>Enable "Show system apps" >>Tap "OK">>Search "Adapt Sound">>Tap Storage>>Tap Clear data
Reset app preference: Please follow the below steps.
Got to Settings>>Tap Apps>>Tap Three dots (Appearing at top right corner)>>Tap Reset app preferences (It will reset the permissions of all applications).>>Tap Reset
In case the issue still occurs. Please visit the service center for a physical inspection of your device. You can locate your nearest service center with this given link: https://www.samsung.com/in/support/service-center/
