[Spotlight]; [Freeze] - LG 98TR3PJ-B Owner's Manual

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[Spotlight]

Teachers can use this function to focus on specific areas of the screen.

[Freeze]

Teacher can freeze and zoom the current content on the screen.
Content Description
[Zoom +]
Click to zoom in the current screen.
[Zoom -]
Click to zoom out the current screen.
[Default]
Click to return to the original size of the screen.
[Close]
Click the button to exit the screen freezing.