how to turn on developer mode in Samsung S8 recently I have purchased phone

[Rajjo]

developer mode

[RichMan1]

Settings-About Phone-Software Information- press Build Number 7 times. You'll get developer mode.

[Rajjo]

how to turn on Dolby sound in samsung s8

[RichMan1]

There's no Dolby sound on S8.

[Shaggyskunk1BLM]

Settings - About Phone - Software - Click on Build number exactly 7 times 🐧

[Moderator_]

Thanks everyone for your helpful responses!
-Jenna