https://r2.community.samsung.com/t5/Tech-Talk/Galaxy-M30s/m-p/2952231#M27769 Turn on Dolby if you want. It's pretty much ineffective unless you have good headphones. IMO only voice mode is worth to try.<BR /><BR />Equaliser is standard.<BR /><BR />Turn on bit upscaling. Keep bandwidth upscaling off.<BR /><BR />Use adpat sound. Create a custom profile. For me this was the biggest difference maker! Mon, 02 Dec 2019 05:25:42 GMT knighty 2019-12-02T05:25:42Z https://r2.community.samsung.com/t5/Tech-Talk/Galaxy-M30s/m-p/2951564#M27749 How can i improve my phone Galaxy M30s sound quality output ? Mon, 02 Dec 2019 02:22:01 GMT https://r2.community.samsung.com/t5/Tech-Talk/Galaxy-M30s/m-p/2951564#M27749 Binayak108 2019-12-02T02:22:01Z https://r2.community.samsung.com/t5/Tech-Talk/Galaxy-M30s/m-p/2951841#M27754 how can I encrypt my phone apps and messages y encryption is not available in this phon Mon, 02 Dec 2019 03:43:41 GMT https://r2.community.samsung.com/t5/Tech-Talk/Galaxy-M30s/m-p/2951841#M27754 suraj124 2019-12-02T03:43:41Z https://r2.community.samsung.com/t5/Tech-Talk/Galaxy-M30s/m-p/2952231#M27769 Turn on Dolby if you want. It's pretty much ineffective unless you have good headphones. IMO only voice mode is worth to try.<BR /><BR />Equaliser is standard.<BR /><BR />Turn on bit upscaling. Keep bandwidth upscaling off.<BR /><BR />Use adpat sound. Create a custom profile. For me this was the biggest difference maker! Mon, 02 Dec 2019 05:25:42 GMT https://r2.community.samsung.com/t5/Tech-Talk/Galaxy-M30s/m-p/2952231#M27769 knighty 2019-12-02T05:25:42Z https://r2.community.samsung.com/t5/Tech-Talk/Galaxy-M30s/m-p/2954065#M27843 **bleep** mn dale phone fir dekh kya awaz ayegi Mon, 02 Dec 2019 10:56:08 GMT https://r2.community.samsung.com/t5/Tech-Talk/Galaxy-M30s/m-p/2954065#M27843 Baniyaboi 2019-12-02T10:56:08Z