Acer Aspire Lite AL15-51 User Manual page 18

To configure the displays using the Display control panel:
1. Attach your external display(s) to the appropriate port, and turn it
(them) on.
2. Right-click the desktop and select Display settings from the
menu.
3. Click the Detect button.
4. The computer will then detect any attached displays.
5. You can configure up to 2 displays from the Multiple displays
menu.
Figure 15 - Display (Multiple displays)
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