Spacebar
Or
k (upper-case or lower-case)

Play or pause video

Right arrow

Next frame

Next page

Left arrow

Previous frame

Previous page

Mac: cmd+n

Windows: Ctrl+n

Open a new comment window

Open a new comment window

L (upper-case or lower-case)

Skip video 5 seconds forward

j (upper-case or lower-case)

Rewind video 5 seconds backward

Hold Shift, then press >

Play video faster

Hold Shift, then press <

Play video slower

f (upper-case or lower-case)

Open in full-screen mode

Mac: Ctrl+Enter 

Windows: cmd+return

Save comment

Down arrow

Next comment

Up arrow

Previous comment

Delete or Backspace

Delete markup you have selected

0 (zero)
Or
fn+Left arrow
Or
Home key

Restart the video

fn+Right arrow

Or

End key

Skip to end of video

M (upper-case or lower-case)

Mute and unmute video

Shift and scroll

 Zoom in or out

Zoom in or out

Mac: ctrl+0

Windows: Ctrl+0

 Fit to page

Fit to page

Mac: ctrl+1

Windows: Ctrl+1

Zoom to 100% 

Mac: ctrl+2

Windows: Ctrl+2

Fit to width 

Mac: ctrl+3

Windows: Ctrl+3 

Fit to height 

Mac: cmd++
Or
cmd+shift+scroll up

Windows: Ctrl++

 Zoom in

Zoom in 

Mac: cmd+-
Or
cmd+shift+scroll down

Windows: Ctrl+-

Zoom out 

Zoom out

Windows: Hold spacebar while dragging image

 Pan

 Pan

Mac: cmd+f

Windows: Ctrl+f

Search document

Mac: cmd+g

Windows: Ctrl+g

Mac and Windows: Press Enter key in the Search field.

Next search result

Mac: cmd+Shift+g

Windows: Ctrl+Shift+g

Mac and Windows: Press Shift+Enter keys in the Search field.

Previous search result

Mac: cmd+z

Windows: Ctrl+z

Undo typing in a comment