The user may control the view angle and zoom in/out with the remote controller.
1. How to use: When in a video conference, short press the "Lock" button of the remote controller, and a "Lock" icon will show up in the bottom left corner of the screen, so will a blue selection box.
2. Select a view window: Press the "Left" and "Right" direction buttons of the remote control to select a window, press the "OK" button to adjust the view window, and then the selection box will be white.
3. Adjust the view angle:
a. Adjust the angle with the "Direction" buttons on the remote controller and zoom in/out with the "Volume +/-" buttons
b. Press the "OK" button on the remote controller to finish the adjustment.
*Notes
1. The current mode will remain locked and remember the viewing angle until the next manual unlocking.
2. In Screen Lock Mode, screen control by the mouse will be disabled.
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