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Go to Power buttons and lid and expand Lid close action. Click Choose when to turn off the display in the left pane. How can I close my laptop and keep my monitor on? In Windows 10 right-click on the desktop and select “ Display Settings”. You will have to have the Power & Sleep settings set to “sleep when I close the lid” for this to work properly. When you close the laptop the external screen will turn off but will come back on when you click the mouse.
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