The Multi Selector can be pushed Up,Down Left, Right and can also be rotated using your thumb.
Manual focus can only be selected in P, S, A, M, U, Sports, or special scene modes. MF cannot be selected in Auto. (Green camera Icon on the camera mode dial)
(1)To use manual focus while in one of shooting modes stated above, press the multi selector down, then scroll down and highlight MF (manual focus), and press OK.
(3) Rotate the the multi selector using your thumb to adjust focus.
Refer to the table of contents, then Page 2 of the 'Reference Section' of your user manual in the link below. The reference section of the manual is close to the Index.https://support.nikonusa.com/app/an...