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Show less This wikiHow teaches you how to set up a two-monitor display for your Windows or Mac computer. Using two monitors for one display effectively doubles the amount of on-screen space with which you have to work. Then, plug the cable from the second monitor into the free port on your computer. Once the second monitor is connected, plug it into a power source and turn it on.
If you have a laptop which has at least one video output slot e. While a few Windows laptops might not support dual monitors, all Apple MacBook computers do—if you have a Mac laptop, feel free to skip ahead to connecting your second monitor.
Understand that not all desktop computers support dual monitors. Depending on your computer's graphics card and motherboard, you may not be able to run a second monitor at the same time as your first. Check your computer's video output ports. Most computers have at least two ports for video output, meaning that you'll usually be able to connect a second monitor; however, if the two or more ports aren't level with each other, they're most likely not part of the same graphics card and thus not able to be used for dual monitors.
This goes for different outputs as well e.Triple Monitor Setup Guide
Desktop Windows computers normally have these ports on the back of the computer case. If you only see one video output on a desktop computer, your computer's graphics card only supports one monitor at a time.
Laptops which have one video output port can usually support multiple monitors. Determine whether your motherboard supports dual monitors.
Virtually all modern computers' motherboards support multiple monitors, but older machines may not. You can check your motherboard for dual monitor support by doing the following: Find your motherboard's name. Look up your motherboard's name in a search engine e.
Select a search result which lists your motherboard's features.
What Is Needed to Run Two Monitors Off of One Computer?
Determine your computer's video connection type. On the back of your computer's CPU box or monitor if you're using an iMacyou should see several ports, one of which is currently being used for your main monitor.
Common connection ports include the following: DVI — A wide piece of plastic with numerous small square holes in it. VGA — A trapezoid-shaped piece of colored plastic with several pinholes in it. HDMI — A thin, flat, hexagonal port. These are on most modern computers and TVs.
Thunderbolt — Found on the backs of most iMac monitors, the Thunderbolt connection has a lightning bolt icon beneath it. You can connect an adapter for any of the above video connections to a Thunderbolt port e.
Check the second monitor's connection type.
Your second monitor should have at least one of the previously mentioned connection types. You don't have to use the same connection that you use for your first monitor on your second monitor.
Buy any cables or adapters that you don't have. If you don't have the proper cable or adapter that you need to attach your second monitor to the computer, you can find it online or in a tech department store. Especially if you're connecting a second monitor to an iMac, you'll need either a Thunderbolt cable or a port-to-Thunderbolt adapter for the back of the monitor.
Connect the second monitor to the computer. Plug one end of the second monitor's video cable into the back of the computer, then plug the other end into the second monitor. Connect the second monitor to a power source. Plug your monitor's power cable into an electrical outlet, such as a wall socket or a surge protector. Turn on the second monitor. Press the "Power". Open Start. Open Settings. Click System. It's a computer monitor-shaped icon in the Settings window. Click the Display tab.
You'll find this in the upper-left side of the window. Scroll down to the "Multiple displays" section. It's at the bottom of the page. Click the "Multiple displays" drop-down box. You'll find this box just below the "Multiple displays" heading.
A drop-down menu will appear. Select a display option. In the drop-down menu, click one of the following options depending on your preferences:  Extend these displays recommended — Uses the second monitor as an extension of your first monitor. Duplicate these displays — Displays the first monitor's contents on the second monitor.
The best version of the not-yet-released Disaster prep? How to set up dual monitors Step 1: This part is easy. Microsoft Windows 8: By choosing to Extend the displayyour two screens will act as one.
Note: When you purchase something after clicking links in our articles, we may earn a small commission. Read our affiliate link policy for more details. All Macs support at least one additional monitor, though some Macs only have one available port to share between charging, file transfers, and external displays.
Hook up multiple monitors to pc
If you have a MacBook laptop with only one port, make sure that your computer is fully charged and disconnected from any peripherals e. Find your Mac's video output port.
Thunderbolt 2 — Square-shaped port. Found on older Macs. HDMI — Six-sided, flat port.
How to Connect Two Monitors. This wikiHow teaches you how to connect a second monitor to your laptop or desktop computer. Setting up a. The more displays your computer has, the better—but there are considerations to keep in mind as you move into extreme multi-monitor setups.
Click System Preferences…. You'll find this option in the drop-down menu. Doing so opens the System Preferences window. Click Displays. It's a screen-shaped icon in the System Preferences window. A pop-up window will open.
Click the Arrangement tab. This is at the top of the Displays pop-up window. Extend your desktop to the second display. If you want to use the second monitor as an extension of your desktop, uncheck the "Mirror displays" box at the bottom of the window.
You can, however, save good money and have some fun while at it, by building your own multi-monitor PC setup to mimic these fancy arrays. Whether you're using a desktop or laptop PC, a dual-monitor setup is an easy upgrade that pays big returns in productivity. For example, you can attach the first monitor using a Connect the second monitor to the computer.
Include your email address to get a message when this question is answered. It's often cheaper to buy cables online than in stores. When using a second monitor to extend your primary monitor, pushing your mouse all the way to the right of the first monitor will place the mouse on the second monitor. If your computer doesn't accept multiple displays, you'll need to install a graphics card that has a minimum of two video outputs in order to use multiple displays.
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This article was co-authored by our trained team of editors and researchers who validated it for accuracy and comprehensiveness. Co-authors: 5.
The dual screen computer setup can improve efficiency at work. Dual monitors are easy to setup and configure in multiple different setting styles. A mirror setup . Attach the second monitor to the alternate port on your video card, then reboot your computer. Your PC will automatically detect the second monitor. connected to the monitors and computer. This includes connecting power and video signal.
Updated: June 10, Categories: Computer Monitors Computer Networking. Article Summary 1.
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