User Manual

Connect to a wireless display

To use a wireless display, ensure that both your computer and the external display support the Miracast

feature.

• Open the Start menu, and then click Settings ➙ Devices ➙ Bluetooth & other devices ➙ Add

Bluetooth or other device. In the Add a device window, click Wireless display or dock. Then, follow the

instructions on the screen.

• Click the action center icon

in the Windows notification area and click Connect. Select the wireless

display and follow the on-screen instructions.

Set the display mode

Press

or and then select a display mode of your preference.

• Duplicate these displays: Display the same video output on both your computer screen and an external

display.

• Extend these displays: Extend the video output from your computer display to an external display. You

can drag and move items between the two displays.

• Show only on 1: Display the video output only on your computer screen.

• Show only on 2: Display the video output only on an external display.

If you show programs using DirectDraw or Direct3D

in full-screen mode, only the main display shows the

video output.

Change display settings

1. Right-click a blank area on the desktop and select Display settings.

2. Select the display that you want to configure.

3. Change display settings of your preference.

You can change the settings for both the computer display and the external display. For example, you can

define which one is the main display and which one is the secondary display. You also can change the

resolution and orientation.

Note: If you set a higher resolution for the computer display than the external display, only part of the screen

can be displayed on the external display.

T490, T590, P43s, and P53s User Guide