Display turn to grey scale or black & white theme automatically

[GIRIJAMISHRA]

Can anyone help on the above topic to change to normal 

[Anonymous]

Turn off bed time mode.

[GIRIJAMISHRA]

Where to find the option. Not able to locate

[nameless13]

Try to check in
Settings > Mode > Sleep
Edit that and you will find that grayscale is turned on by default

[IndiaBetaTeam]

Dear Samsung Member,

Greetings from India Beta Team!

Thank you for sharing your feedback. We welcome your suggestion and appreciate the time and effort you have spent sharing your valuable comments. This will help us to improve our services.

Thank you for being our valued customer.

Warm Regards,
India Beta Team