Nikon D3300 User Manual page 309

A
Live View/Movie Recording Display Options
Press the R button to cycle through display
options as shown below (note that display
options are not available in mode I).
Circled areas indicate edges of movie frame
crop.
Show photo indicators
* A crop showing the area recorded is displayed during movie
recording when frame sizes other than 640 × 424 are selected for
Movie settings > Frame size/frame rate in the shooting menu
(0 158; the area outside the movie frame crop is grayed out when
movie indicators are displayed).
150 Live View
Framing grid
R button
Show movie indicators
*
(0 155)
Hide indicators