While the setup disagree to all the stuff that says optional and ur good to go And a small tip. Be very careful with the phone cuz it has an s pen and it can break on falling. Don’t ask me how i know

It’s useless and also damages ur storage

Use yt

And it’s useless

Basically it uses some of ur storage as RAM. It is a SHITTY setting and needs to be turned off the moment ur phone is setup

U can’t do much with itother than flashing a costom ROM