how to split display across two monitors on mac?
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On your Mac, choose Apple menu > System Preferences, click Displays, then click Display. Set both displays to the same resolution. Click Arrangement, then select Mirror Displays.
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['Make sure you have all the hardware you need -- and that your second monitor is compatible with your computer. ... ', 'Fire up your Control Panel again, choose Hardware and Sound > Display, then choose "Connect to an external display." ... ', 'Connect your second monitor.']
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['Step 1: This part is easy. Simply connect your second monitor to a power outlet and an available port on your PC.', 'Step 2: Next you have to tell Windows how to manage the two monitors. ... ', 'Step 3: Choose monitor order. ... ', 'Step 4: Choose primary display.']
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['Gain access to the display section of the control panel. ... ', 'Click Identify to show numbers on corresponding displays (1 is primary.)', 'Rearrange displays by clicking or dragging the number boxes.', 'Click the Multiple displays drop-down list, and then select Extend these displays or Duplicate these displays.']
1195046
Press the "Start" button and select "Control Panel." Type "display" in the search box near the top-right corner of the window. Click "Connect to an external display." The default setting under "Multiple displays" is "Duplicate these displays." This mirrors your laptop screen onto the monitor.
1347840
If it's a laptop with only a VGA output, you might want to consider getting a newer one, as it's probably pretty old. As others have stated, you can use a VGA splitter (which will give the same image on both monitors) or use a USB to HDMI, or USB to DP, or USB to DVI (or even to VGA) to get a second video output.
643796
Connect the displays For each display, securely connect a video cable (and adapter, if necessary) from a video output port on your Mac to the video input port on the display. See About the video ports on Mac. If your Mac has one or more Thunderbolt ports , you can connect up to two displays to those ports.
87689
Simply connect your computer to your external display with the proper cable/s (and adapters, if necessary) and make sure the monitor is powered on. Your Mac should automatically detect the additional monitor, and it will act as an extended desktop to your primary one (AKA your Mac's screen).
19155
Click Start, Control Panel, Appearance and Personalization. Choose 'Connect an external display' from the Display menu. What's shown on your main screen will be duplicated on the second display. Select 'Extend these displays' from the 'Multiple displays' drop-down menu to expand your desktop across both monitors.
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['Right click on an empty area of the desktop.', 'Choose Screen Resolution.', 'Click the Multiple displays drop-down list, and then select Duplicate these displays or Extend these displays.']
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['Verify each monitor is connected to your computer and powered on. ... ', 'Select "Devices" from the Charms bar and choose "Second Screen." Alternatively, press "Win-P" to open the Second Screen sidebar.', 'Select "Extend" to extend your display across multiple monitors.']
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If it has only one port, you will not get two separate displays. You can install a "splitter" on the signal cable, but this will only show the same image on both monitors. If you have one DVI port and one VGA port on the back of your computer, you can obtain a small adapter that will convert the VGA port to DVI.
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['Invoke Windows Charms by swiping in from the right or moving the mouse cursor to one of the right-hand side corners.', 'Choose Devices,', 'Select Second Screen.', 'There are four options: PC screen only, Duplicate, Extend, and Second screen only. Select the best option for you.']
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['Right-click on your desktop and select "Display". At the top of the resulting dialogue box, your available monitors appear as blue, numbered boxes. ... ', 'Click the "Multiple displays" drop-down menu and choose from the following options.', 'When finished, click [Apply].']
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["First you'll need a USB Video Adapter (available in VGA, HDMI, and DisplayPort outputs).", 'Connect your computer to the USB Video Adapter.', 'Depending on the inputs available on your second monitor, connect it to the USB to Video Adapter with a VGA, HDMI or DisplayPort cable.']
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['With the monitor connected; click on your Start Menu.', 'Select Control Panel.', 'Select Display.', 'Select Personalise.', 'Click on Monitor 2.', 'Select Extend the desktop onto this monitor.']
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['Use an adapter, such as an HDMI to DVI adapter. ... ', 'Use a switch splitter, such as a Display splitter to have two HDMI ports. ... ', 'Use a docking station, and it works in various circumstances.']