Control/observe window in Remote Desktop
The control/observe window looks the same whether you’re controlling or observing a single client. To switch between controlling and observing, click in the top-left corner of the window.
To resize the window, drag the resize control in the lower-right corner. For information about the controls in the window, see the table below.
Switch between controlling and observing the remote client.
Share (or stop sharing) control of the keyboard, trackpad, or mouse.
Lock or unlock the client screen. When the client screen is locked, a lock appears on it, but you can view the client desktop normally.
Capture a picture of the client’s screen and save it to a file on the administrator computer at the selected image quality.