How to enable blindfold mode?

Is Blindfold mode like the board invisible with only pieces appearing? And how do we enable that mode? Why should we use Blindfold mode to play chess?

it never works it tried it it is just normal chess

I think I got it! Its from preferences-> enable blindfold chess-> yes

And this was my first Blindfold game till move15

cool

@AnonymousChessKing and @chessmasterreyansh I can tell how to get blind fold
First : click your profile name in corner
Second : click preferences
third: scroll down
fourth : click yes in blindfold (invisible pieces)
and it is enabled!
you can check that with playing with stockfish