Your laptop has 3 video-options: * output only to internal screen * output only to external screen * output to both screens Press-and-hold the 'FN' ("Function") key, and press one of the F1-through-F12 keys, to cycle through the above 3 modes, until you get what you want.
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Your laptop has 3 video-options:
* output only to internal screen
* output only to external screen
* output to both screens
Press-and-hold the 'FN' ("Function") key, and press one of the F1-through-F12 keys, to cycle through the above 3 modes, until you get what you want.