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What can I do if my projection screen shrinks when Duplicate Mode is applied in Windows?


The displayed image ratio shrinks because the projector adjusts the displayed image ratio based on a received resolution which does not match the output resolutions the projector is designed for.


Please follow the steps below if you would like to have the displayed image remain intact: 



Go to Windows Settings and select Display


Step 2

Select Advanced Display Settings


Step 3

Select Display 2: BenQ PJ, then click Display Adapter Properties for Display 2


Step 4

Select List All Modes, then choose an output resolution that your projector is designed for (as listed)

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