Thank you for reaching out to the Samsung community! The sound quality issue you are facing in device may be due the network problem. Please follow the below steps to fix the issue:
- Check by using any other SIM card. - Ensure that network frequency of your device should be selected on Auto-mode. - Menu > Settings > Connections > Mobile Networks > Network Mode > Select auto mode (GSM/WCDMA/LTE). - Search for the Network Manually as follows: Menu > Settings > Connections > Mobile Networks > Network Operators > Select Manual Search. - Kindly go to settings >> General management >> Reset >> Reset network settings. - Please run your device in safe mode.
Be sure to hit ♡ when you find an answer that works for you. For Further assistance, you can get in touch with us via Live Chat option by following- http://livechat.support.samsung.com/Customer_new/IN. You can also connect us via Samsung Members web community by following mentioned url-https://community.samsungmembers.com/en_IN#/
