This option will only availabe for flagship series like s9 and note9. We
are not 100% sure that we will get it but we can see this in beta phase
so we might get it. It was dicover by a senior member of XDA developers.
Note mid range and budget samsun...
So, first of all it is not going to release worldwide, only samsung s9
and s9 plus users in Germany,Usa,india,korea and uk will allowed to take
a part in beta testing. Other thing is that beta testing is only
available for s9 and s9 plus even people ...