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3. Using the Adapter
4.
(Setting some add-on displays to mirror mode)
To
set some add-on displays to mirror the primary
display while leaving others as extended, uncheck
the
Mirror Displays
setting.
5. While holding down the [Cmd] and [Alt] keys on
the keyboard, drag the icon of the add-on monitor
that you wish to mirror onto the icon of the primary
display.
6. Repeat step 4 for each add-on display you wish to
mirror, while leaving the other displays extended.
3.4 Making the Add-On Display the
Primary Display
To make the add-on display the primary display for the
computer, follow the steps below:
Windows
1. Open your computer’s
Display Settings
page.
2. Select the monitor icon that represents the add-on
display you wish to change, or choose the add-on
display from the drop-down menu. The primary
display is always icon 1.
3. Check the box next to
This is my main monitor
and
click the
Apply
button to make the add-on display
the primary display for the computer.
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