number of display screens connected manufacturer

Some manufacturers may restrict systems. This means that even when the Intel® Graphics processor is capable to manage more than 1 monitor at a time, the manufacturer could limit the option to 1 or 2 monitors. This limitation could be software limitation or physical limitations (number of video ports for example). Contact the manufacturerto determine if the system presents any restriction on the number of displays that can be handled.

Tip:If you"re using a wireless display adapter, connect to an HDMI port on newer TVs, then wirelessly connect your PC to it. After connecting your wireless display adapter to your TV, go to your Windows 11 PC, press Windows logo key + K to open Cast, then select your wireless display adapter.

To see which number corresponds to a display, select Start, then search for settings. Select Settings > System > Display> Identify. A number appears on the screen of the display it"s assigned to.

If you have multiple displays, you can change how they"re arranged. This is helpful if you want your displays to match how they"re set up in your home or office. In Display settings, select and drag the display to where you want. Do this with all the displays you want to move. When you"re happy with the layout, select Apply. Test your new layout by moving your mouse pointer across the different displays to make sure it works like you expect.

After you"re connected to your external displays, you can change settings like your resolution, screen layout, and more. To see available options, in Settings, select System > Display.

Windows will recommend an orientation for your screen. To change it in Display settings, under Scale & layout, choose your preferred Display orientation. If you change the orientation of a monitor, you"ll also need to physically rotate the screen. For example, you"d rotate your external display to use it in portrait instead of landscape.

If you’re able to use one external monitor, but have issues using more than one, it’s possible that your display adapter (also called a graphics card) can’t support more than one monitor. For information on how many monitors your display adapter can support, contact its manufacturer.

Note:If you are trying to use a display splitter extend your display to more than one external monitor, you won"t be able to. The splitter is duplicating the same signal instead of creating two independent signals.

If your device only has one video output port, then by default, you can only support a single external monitor. You"ll need one of the following to support more than one external monitor:

Trying to boost your productivity with a second screen? Want more immersive gaming sessions? Multiple monitors can help. Dual displays are great for multitasking and are easy to set up, but there are a few things to consider before you wade into a multiscreen world—whether you"re on Windows or Mac.

Be sure to check out our advice on how to use a second monitor or screen with your laptop, and you can find recommendations for monitors, monitor arms, and desks in our Home Office Gear guide.If you buy something using links in our stories, we may earn a commission. This helps support our journalism. Learn more.

Windows: The presence of several ports on your graphics card indicates it can likely handle multiple monitors. But you should check the maximum number of supported displays and resolutions. (You can see what graphics card you have by typing Device Manager into the Search bar, opening it, and then expanding Display adapters.) Visit the manufacturer’s website to find the specifications for your graphics card, and look for a section titled Display Support or something similar that will list this info.

Mac: If you"re adding monitors to a Mac, click on the Apple icon > About This Mac and double-click your serial number, then tap Command-C on your keyboard to copy it, go to Apple"s website, and paste it into search. Click on Support to find the Technical Specifications and search for Video Support.

You can mix and match the types of screens you have at your workstation, though you"ll likely want some consistency. The most common monitor size is 24 inches, but 27-inch screens are increasingly popular. Having the same size screens will be nice for symmetry. Just keep an eye on resolution when you buy. A 1080p screen on a 27-inch monitor might look too fuzzy.

We dive into orientation and arrangements below, but consider different types of screen arrangements. My current preference is a 34-inch ultrawide screen paired with a 27-inch screen in portrait orientation. As the name suggests, ultrawides are really wide and can deliver the experience of two screens, minus the screen"s bezel in between. Pairing it with a screen in portrait mode means you get enough space on the ultrawide to run two full-size browser windows side by side, plus a vertical screen on the side for apps that benefit from it, like Slack and email.

Alternatively, you can mount your screen to your desk and get rid of the stand, freeing up a lot of space. (You can also freely move your screen to various angles and positions.) Many displays support the VESA mount system. There are different sizes, and monitor arms have a screen size range and maximum weight they can support. Always check whether the monitor"s product page mentions VESA support, and note the VESA mount size. When you buy an arm mount, make sure it supports the screen size and weight of your new screen.

To get the most from your computer and monitors, you"ll need to think about which ports and cables to use. For Windows PCs, your choice is often HDMI vs. DisplayPort. Unfortunately, this isn’t as straightforward as you might expect. There are several versions of each connection type, each with different capabilities. For example, HDMI 2.1 supports up to 8K resolution at 120 Hz, DisplayPort 1.4 can deliver 8K at 60 Hz, and HDMI 2.0 is limited to 4K at 60 Hz.

For laptops, you might be looking at Thunderbolt, Mini DisplayPort, or even USB-C. Sometimes you will need an adapter or USB hub to connect an external monitor.

Check the technical specifications for your graphics card and monitor to find the best option for you. Remember that the card, monitor, and cable (and any adapters) you use must support the same technology and the same version. High-end monitors usually come with a selection of cables in the box, but some manufacturers annoyingly provide a single option that might not match the monitor’s top capability.

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Determine the type of video connector that is available on the computer and the monitor. The number of available video connectors depends on the type of graphics card that is installed in the computer. Most desktop graphics cards support two or more monitors, depending on the graphics card and computer specifications. However, laptops can support up to two monitors depending on the computer specifications. Learn How to Connect a Monitor to a Dell Computer.

After the cables are connected securely, the computer must automatically detect and display the desktop screen on the connected monitors. You can then select the display style that best suits your needs.

Windows 11 and Windows 10 provide multiple display style options on how the desktop screen is displayed across multiple monitors that are connected to the computer. In Windows 11 and Windows 10, press the Windows key + P key to bring up the display style menu, and then select a display style that best suits your needs.

Personal computer Screen only - Use only display 1 and show nothing on display 2. The second monitor is ignored, and only the primary monitor is used.

NOTE: When you connect a second monitor to a Dell laptop, the default display style is set to Duplicate mode. When you connect a second monitor to a Dell desktop, the default display style is set to Extend mode.

DisplayPort Multi-Stream Transport allows you to daisy chain monitors. This feature allows you to connect a series of monitors to a single video output connector on the computer or docking station. Learn How to Daisy Chain Multiple Monitors Using DisplayPort Multi-Stream Transport (MST).

NOTE: DisplayPort Multi-Stream Transport feature is supported on select Dell monitors. To identify if your Dell monitor supports DisplayPort Multi-Stream Transport, see the User Guide of the Dell monitor.

To change the screen resolution, adjust the refresh rate, and change the size of fonts and icons, learn How to Change the Video Settings or Improve Text in Windows 10. Back to top

Determine the type of video connectors that are available on your computer and the monitors. The number of video connectors depends on the type of graphics card that is installed in your computer. Most graphics or video cards on a desktop computer can support two or more monitors depending on the graphics card and computer specifications. However, laptops can support up to two monitors depending on the computer specifications. To learn more, see the Dell Knowledge Base article How to Connect a Monitor to a Dell Computer.

Once the cables are connected securely, your computer should automatically detect and display the desktop screen on the connected monitors. You can now select the display style that best suits your needs.

Microsoft Windows provides multiple display style options on how the desktop screen is displayed across multiple monitors that are connected to your computer.

Extend - Stretch the desktop across the two displays. The desktop screen of your computer is extended across all the detected monitors and allows you to have a desktop screen that spans across all monitors.

To learn how to change the screen resolution, adjust the refresh rate and change the size of fonts and icons, see the Dell knowledge base articles that are listed below based on the operating system that is installed on your computer:

One of the most productivity-enhancing upgrades you can make to your laptop is adding one or more additional monitors. The ability to spread your work over multiple displays gives you more screen space to work with and an easy way to segregate your various tasks. Windows 11 makes it easy to work with multiple monitors in a number of useful ways, and this guide will provide an overview of how multiple monitors can make you more productive.

The first question that needs answering is: how many and what types of external monitors will your laptop support? The first step is to contact your laptop manufacturer and determine how many external displays your laptop’s graphics processing unit (GPU) will support.

There are so many different laptop configurations that it would be impossible for us to cover all of them here, and so we’ll provide some general advice on how to connect external displays.

If your laptop is older and only has USB-A 2.0 or USB-A 3.0 ports, with no USB-C or Thunderbolt ports, then your external display choices will be more limited.

You may or may not be able to connect via USB-A – again, contact your laptop manufacturer – but if you can then you can use a USB-A adapter depending on your display’s connection. For example, if your display uses HDMI, then a USB-A to HDMI adapter would be your choice. Other options include USB-A to DisplayPort and USB-A to DVI.

If these adapters will work with your laptop, then you would simply connect them and install the required drivers. Note that depending on the laptop and adapter, you may be limited to connecting to a Full HD (1,920 x 1080) display.

Some laptops have HDMI ports built-in, which would let you connect directly to a display. These are plug-and-play solutions and will typically support up to 4K (3,840 x 2,150) displays.

More recent laptops have USB-C and Thunderbolt 4 adapters. You can get a variety of USB-C adapters just as you can with USB-A, only they’re going to provide higher resolutions and faster refresh rates (up to 60Hz). Example adapters include USB-C to HDMI, USB-C to DisplayPort, and USB-C to DVI. You can also connect to a variety of USB-C docks that can provide additional display support with a variety of resolutions.

The most powerful connection is Thunderbolt 4. You can connect to a single display via the same adapters that you would use for USB-C, or you can get a Thunderbolt 4 dock. In the latter case, depending on the dock you may be able to connect up to three external 4K displays or a single 8K display. These are expensive options, but they provide the most flexibility.

Once you have your displays connected and working, then you’ll want to configure them the way that best suits your working habits and configuration. This includes setting up the proper resolution and arranging your displays in your laptop’s configuration to match their physical arrangement.

To do so, you need to open Settings, then choose System and Display. All of your displays should be represented, but they may not be in the right order.

If you have a Mac Studio with the M1 Ultra chip, you can connect displays and other supported video devices to the front Thunderbolt 4 ports. You can connect up to five displays using only the front and back Thunderbolt 4 (USB-C) ports (without using the HDMI port).

If you’re not sure how many external displays your Mac Studio supports or have other questions about video support, check the Resources tab in About This Mac. Choose Apple menu

Tip:If you have an HDTV connected to an Apple TV, you can use AirPlay to mirror your screen in up to 1080p HD. See Use AirPlay on your Mac for details.

If your display has a connector that doesn’t match the port you want to use, you may be able to use it with an adapter (sold separately). Visit apple.com, your local Apple Store, or other resellers for more information and availability. Review the display’s documentation or check with the display’s manufacturer to make sure you choose the right product. See the Apple Support article Adapters for the Thunderbolt 4, Thunderbolt 3, or USB-C port on your Mac.

To connect this device to Mac StudioUse a cable, or an adapter and cableApple Studio DisplayThe Thunderbolt cable that came with your display or any Thunderbolt 3 (USB-C) or Thunderbolt 4 cable

Adjust and arrange displays.After you connect a display or projector, use Displays settings in System Settings to turn screen mirroring on or off, arrange and manage multiple displays, and make other adjustments to color, resolution, and more. See Use one or more external displays with your Mac in the macOS User Guide.

Apple Studio Display.The perfect display for your Mac Studio. The Studio Display has a 27-inch 5K Retina screen resolution featuring 600 nits of brightness, P3 wide color, and support for 1 billion colors. Look your best with the 12MP Ultra Wide camera with Center Stage. Enjoy high-fidelity audio from the six-speaker sound system with support for Spatial Audio for music and video with Dolby Atmos. Three studio-quality microphones deliver super-clear audio for videoconferencing and voice calls, as well as high-quality recordings for podcasts and voice memos. Use the Thunderbolt 3 (USB-C) port to connect to your Mac Studio and the three USB-C ports to connect accessories and other devices. See the Getting Started with Apple Studio Display guide.

Troubleshooting.To troubleshoot an issue with an external display, see the Apple Support article If your external display isn’t detected or appears blurry.Subscription required for Apple TV+.

Multiple monitors have all sorts of advantages — even over single, enormous ultra-wides — from improving productivity to providing versatility in their placement on your desk. But the experience isn’t always perfect. Sometimes, you plug in a second monitor, and it doesn’t work at all, or it keeps minimizing your game when you move into it accidentally.

Although getting no “signal” to your new monitor can cause concern, it’s arguably the easiest problem to fix. It simply means that the display has power, but it isn’t receiving visual data. There are several reasons why this happens and plenty of fixes you can try to sort out.

Maybe Windows didn’t recognize your second display’s connection. To force it to check again, right-click the desktop and select Display Settings from the resulting pop-up menu. In the following window, click the Detect button located under the display diagram.

Some connection types don’t like hot swapping while a different monitor is on. Turn the display off and then on again. That may be all it needs to recognize the video feed and start displaying it correctly.

A loose cable can cause “no signal” errors more often than any other problem. If they do seem well secured, unplug, and plug them in again to be sure.

Monitors with multiple input options need you to manually select which cable or HDMI port you’re using, like HDMI 1, HDMI 2, DisplayPort, and so on. Use the buttons on your monitor for cycling through the channels and select the correct input. Are you using an adapter to switch from one type of input to another? If so, this adapter may be causing issues with the other monitor. If possible, try to remove the adapter or replace it with another adapter to see if this fixes the issue.

If you’re using an older cable standard like VGA or DVI-D, you might want to try a newer alternative like HDMI or DisplayPort. You can also try using a new cable if the old one has issues (bent pins, a short, exposed wire, etc.).

If you’re still having trouble with your extended desktop monitor, verify that it works by unplugging the primary screen and double-checking the above steps again. Consider running it as the primary display until you determine the root problem. If it doesn’t, contact your retailer or manufacturer to discuss a return or replacement.

Suppose you add a new, higher-resolution monitor to your system and find that it’s not displaying correctly. In that case, it might be borrowing settings from an older display or simply trying to match your primary monitor.

Note: You can use two monitors of different sizes, refresh rates, and resolutions as long as they have the required connections. However, monitor specifications will still have limitations. If one monitor has a significantly lower resolution than the other, that will not change, and some things may naturally look different. We suggest not overclocking specs like refresh rate when in a dual-monitor setup. GPUs may already struggle juggling two monitors. You don’t want to make things any harder.

If your monitor has an incorrect refresh rate, it will display a “no signal” error. That means the P.C. is outputting a signal the display can’t handle, requiring you to adjust the output in Windows 10 manually.

The Settings app opens with the Display panel loaded by default. Scroll down and click the Advanced Display Settings link located under Multiple Displays.

There are a few different ways to display content on two screens, but Duplicate is often the default. If your second display merely copies the desktop rather than extends it, here’s how to change that view.

In theMultiple displays sections of Displays on Windows 10, ensure that you choose the Extend these displays option. It’s a good idea to check all your Display settings to ensure they work on multiple monitors: Sometimes, a Windows update can reset them.

Sometimes your secondary computer monitor will work, but it will encounter distortions and artifacting that make it difficult to use or impossible to use. If your first monitor does not have these display issues, then the issue is probably related to your hardware. You can usually fix it by trying these steps:

Make sure all ports on your computer are clean and dust-free. If it’s been a while, clean them out very carefully with a few jets of compressed air and make sure there is no damage or debris to the port or cable.

If possible, pick a new cable that’s shorter than the older one. The longer data has to travel through the cable, the more chance of interference so that a shorter cable can cut down on artifacting and similar problems.

Sometimes, Windows stumbles a little and sort of loses track of your additional monitors. Try a refresh by pressing the Windows Logo + Ctrl + Shift + Bkeys. Hold them all down for a second and let go. See if this helps bring your other monitor back to life.

If your display driver recently updated, it could be causing the issue. Go to Device Manager, select Display Adapters, and select your display adapter to see more. Go to Properties, look at the Driver tab, and choose to Roll Back Driver.

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Generally speaking, most Windows laptops now support dual monitors, at least. But you need to make sure your laptop is capable to add two external monitors. And that depends on your Windows operating system, the capability of your graphics cards and drivers.

First of all, you may need to make sureyour graphics card supports multiple monitors. Normally, every graphics card provides at least two outputs, but you will need to check the graphics card properties on the manufacturer’s website, find your graphics card and check the specificationsto see if it supports adding two external monitors.

For example, if you are using the NVIDIA GeForce graphics card, you can check it out on the official website, and click your graphics card, and check the specification, then you will see if it supports multiple monitors.

You can check the ports on the back or on the sides of your laptop. In addition to the ports on your laptop, the monitors should have the corresponding ports as well. That will save your time and money to connect them. Otherwise, you will need to buy an extra adapter, such as a

If the ports on your laptop are not the same as the connectors in your monitor cables, or there are not enough ports, don’t give up. There is a workaround! You can try one of the methods below to continue:

Plug the cable of the first external monitor to the correct video port on your laptop. So I plug the VGA cable of the first external monitor into the VGA port on my laptop.

Plug the cable of the second external monitor to the other correct port on your laptop. So I plug the HDMI cable of the second external monitor into the HDMI port on my laptop.

You will see three displays labeled with 1, 2 and 3 in display mode. Generally speaking, the display 1 is the monitor of your laptop, and the display 2 and 3 are the external monitors.

Tips: You can click and drag each display (1, 2 or 3) to rearrange the display. You can also change the size of items, display resolution, andorientationaccording to your preferences.

You can update your drivers automatically with either the FREE or the Pro version of Driver Easy. But with the Pro version it takes just 2 clicks (and you get full support and a30-day money back guarantee):

Or clickUpdate Allto automatically download all the correct drivers that are missing or out of date on your Windows (this requires thePro version– you’ll be prompted to upgrade when you click Update All).

It is such a waste to only use the LCD for desktop computers. Connecting it up with a laptop PC has many merits for the user and can also bring out the latent power of the laptop.

Note: Below is the translation from the Japanese of the ITmedia article "The dual display in Windows 7 is now even more convenient" published March 1, 2010. Copyright 2011 ITmedia Inc. All Rights Reserved.

Most laptops have a handy "external display output" port. It can be used in the home to transmit videos played on the laptop to a large screen TV or, in the office, to connect up with a projector for presentations. In fact, there must be many users who already use it like this. However, people tend to use just the laptop in their daily routine and there are probably not so many cases where they use the external display output.

A laptop can be put to more effective use if it is connected to an external LCD. The photograph shows an EIZO 23-inch wide-screen LCD connected by HDMI to a Sony VAIO C laptop (VPCCW28FJ/R).

This time we would like to suggest a style that can be used in both the home and the office, where a laptop and stand-alone LCD remain connected. A laptop already has an LCD, but using it with an additional stand-alone LCD offers various merits. Not only does it make the laptop environment more pleasant and convenient, it also expands the potential of the computer itself, for example by making it possible to use it for new purposes.

Even if the LCD is already connected to a desktop computer and being used for something other than the laptop, most monitors nowadays have two or more video inputs and they tend not to use this capability to the full. It is such a waste to let the laptop"s external display output function and the monitor"s video input function remain dormant, so we would like them to be put to effective use. Of course, we would also recommend the introduction of a new LCD to connect to your laptop.

The biggest merit of connecting a laptop with a stand-alone LCD is that it gives you a large screen and high resolution dual display environment. Standard laptop models usually come with a built-in 13-inch to 15-inch wide-screen LCD with a 1280 × 800 dot or 1366 × 768 dot resolution.

This level of resolution is good enough for basic Windows operations, but it goes without saying that a large, high-resolution computer screen is much more user-friendly. Combining a laptop with one of the latest wide-screen monitors enables you to easily construct a large-screen, high-resolution dual display environment. It is a real boon to dramatically boost the screen size and resolution while continuing to use your familiar laptop.

In particular, the increased vertical resolution makes applications such as web browsers and document display and editing far easier to use. For example, you can do things like check things with the web browser, refer to pdf files, organize data using word processing or presentation software, and create spread sheets and documents without having to change windows.

Another plus is that you can create the luxury of a "watching while" environment where you run the web browser, for instance, on the laptop"s built-in LCD and watch the video content on the large screen of the external monitor. This can be really useful for hobbies too. For example, while playing a game on the large external LCD screen you can check out strategies on websites, post information on a BBS or communicate with other users.

You can smoothly use multiple applications at the same time in the large workspace provided by a dual display. The photograph shows an EIZO 24.1-inch wide-screen LCD, the FlexScan SX2462W connected to a VAIO C. By supplementing the laptop"s built-in 1366 × 768 dot 14-inch wide-screen LCD with a 1920 × 1200 dot 24.1-inch wide-screen, it is possible to show more data at a time, a huge boost to work efficiency.

With two screens it"s easy to have full-screen display of the video content on one screen while you operate the computer on the other. The photograph shows an EIZO 23-inch wide-screen LCD monitor connected to a VAIO C. The VAIO C has HDMI output and the LCD monitor has HDMI input so visuals and sound can be transmitted by a single HDMI cable. The LCD monitor has full HD screen resolution (1920 × 1080 dot), making it the perfect match for HD video content.

At the office, it is very helpful for presentations to use "clone view" for the laptop"s built-in LCD and the external LCD screen. Clone view means showing exactly the same content on two display screens. It is normally set by a graphics driver function.

When holding small meetings it is certainly very convenient to be able to offer simple explanations of the presentation materials displayed on the external LCD, rather than having to ready a projector. Being able to explain about what is displayed on the screen means fewer documents to distribute, helping your office to "go paperless", which can only be a good thing.

We would like to point out here that you should check in advance the maximum resolution that the laptop"s external display output can handle. This can be found in documents such as the laptop"s specifications chart and support information. This is because, although most laptops can handle output up to 1920 × 1080 dots or 1920 × 1200 dots, some slightly older computers have an upper limit of 1680 × 1050 dots or 1600 × 1200 dots.

Even if the upper limit is 1680 × 1050 dots, the LCD can still display the data if its own resolution is 1680 × 1050 dots or higher. In such cases, it is better to use a monitor that offers dot-by-dot display, which displays the input resolution as it is, or enlarged display, which maintains the screen"s aspect ratio as it is. You do not need to worry because EIZO wide-screen LCDs can handle such display methods (although in some cases they do not function properly depending on the laptop computer or input resolution).

This is an example of a low-resolution display on the 1920 × 1200 dot display SX2462W. Since dot-by-dot display outputs the physical "1 dot" of the LCD and the input resolution "1 dot" without enlargement or reduction, it is shown small in the center of the screen (photo on the left). The display is a little blurred if it is enlarged while maintaining the aspect ratio, but this method is suitable for displaying images as they are shown large with low resolution to make the most of the screen size (photo on the right). Many monitors that cannot handle such display methods enlarge the display to full screen regardless of the input resolution. In such cases you have to be careful as the aspect ratio of the image is altered (for example, people appear to be thinner or fatter).

It is easy to set up a dual display in Windows 7. A menu is displayed when you right-click on the desktop. From "Screen resolution" it is possible to detect and align the external LCD, and set details such as resolution, display method and which will be the main display screen.

The "Screen resolution" menu. If the external LCD is not automatically recognized, click on "Detect". After the monitor has been recognized, you can select the display mode from the "Multiple displays" drop-down menu. Select "Extend display screen" to make the laptop screen and the external LCD into a single display screen (dual display).

Select "Duplicate display screen" from the "Multiple displays" drop-down menu to display the same content on the laptop screen and the external LCD screen (clone view). With this drop-down menu you can also set it to display video on one of the LCDs.

You can also call up a settings menu to decide the display method for a projector or external display by pressing the "Windows" and "P" keys. This is a tip worth remembering as selecting "Extension" for dual display or "Duplicate" for clone view here allows you to switch swiftly between them as necessary.

The menu launched by simultaneously pressing the "Windows" and "P" keys. You can easily switch between display methods such as dual display or clone view.

It is also worth noting that Windows 7 has added functions so that dual display can be used more effectively. An active window can be moved to the screen of another LCD by simultaneously pushing "Windows" + "Shift" + "→" (or "←"). It is also possible to maximize the window by pressing "Windows" + "↑", minimize it by pressing "Windows" + "↓", and shift it to the left or right of each screen by pressing "Windows" + "→" (or "←"). Making good use of these shortcuts should enable the efficient placing of windows in the two screens.

We would recommend a wide-screen model with a screen resolution of 1920 × 1080 dots (Full HD) or 1920 × 1200 dots (WUXGA) as the LCD to connect to a laptop, so that you can make full use of the advantages of dual display. EIZO has an extensive line up of wide-screen LCDs which can offer many benefits, in addition to the merits of a large screen and high resolution, when used with a laptop for dual display.

The SX2462W stand. The simultaneous adjustment of its tilt, swivel and height enables the optimum screen position to be aligned for its operating environment.

The SX2462W is also equipped with vertical display function, turning the screen through 90 degrees. Vertical display is really handy when viewing elongated documents, graphics or web pages. In addition, when used as a standard horizontal screen, a 24.1 wide-screen, with its 518.4 × 324.0 mm display area, can display two A4 sheets, in other words one A3 (420 × 297 mm) in actual size. As well as being very useful in areas such as graphics or desk top publishing, this is also bound to come in handy when checking large business or accounting documents.

Setting the connected monitor into a vertical position is very convenient when displaying elongated web pages and documents or photographs that were taken vertically

We must not forget that EIZO"s wide-screen LCDs have non-glare screens (processed to reduce ambient light reflection). Nowadays the trend is for laptops to have an LCD with glare (glossy) surface treatment. While these can display images in bright color, reflected ambient light can sometimes be distracting.

A laptop screen is not so large and adjusting its angle can avoid the reflection of lights and so on, however it is not so easy with the large screen of an external LCD. When it comes to the large screen of an LCD in habitual use, a non-glare type that is not reflective is probably easier to see, as well as being kinder on the eyes. A large screen, high resolution and non-glare ensure that you can comfortably continue viewing over a prolonged period of time.

The surface treatment of an LCD makes a difference to the background reflection. Glare panels do not diffuse background light, making it easier to achieve high color purity, but easily reflect the user or lights (photo on the left). If the lights are similarly trained on a non-glare panel they do not have much effect, only appearing as a fuzzy brightness (photo on the right).

Another distinctive feature of EIZO wide-screen LCDs is a commitment to energy saving. They incorporate various power saving features that support "EcoView". A pivotal feature is the "EcoView Sense" adopted in the FlexScan EV series, such as the EV2333W.

This is the motion sensor on the front of the LCD. It constantly monitors the user"s movements to automatically take finely-tuned power saving measures. To be more precise, if the user"s presence is not detected for a specified period of time, for example if he leaves his seat, the monitor automatically switches to power save mode, and then automatically switches back when the user"s presence is detected again.

Other features include "Auto EcoView", which automatically optimizes the brightness of the LCD based on ambient lighting, and "EcoView Index", which displays a meter on the screen showing how much power is being saved. All these features can be expected to have a strong energy saving effect and to boost the user"s awareness of power saving, making them particularly useful in the office.

A standard laptop computer switches to sleep mode if the built-in LCD is closed while it is running but, if this function is turned off, a laptop can be treated as a "small desktop computer."

It can be set to use only the connected external LCD and not to react when the laptop"s built-in LCD is closed. The transformation into a small desktop PC is complete if you add a keyboard and mouse connected to the laptop via USB ports, for example. The OS is still running even though the laptop"s built-in LCD is closed, so you can carry out normal operations using the external keyboard and mouse, and also use the laptop"s built-in optical drives.

The idea is to use a large screen, high resolution external LCD at home or in the office, and to use the laptop"s built-in LCD as usual for mobile purposes. This helps to boost the longevity of the laptop"s built-in LCD and many people do use their laptop in this way. If you feel reluctant to use a dual display environment, where the screen is split in two, why not give this a try?

Select "Only show the desktop on 2" from the "Multiple displays" list in the "Screen resolution" menu. The laptop"s built-in LCD will be switched off and the external LCD will become the main display.

In the case of Windows 7, open "Alter power button operation" from the "Power options" list in the Control Panel"s "Hardware and sound", and alter the "Operation when the cover is closed" to "Do nothing".

Recently some high-end laptop computers, such as the Sony VAIO F, are insisting on good display quality for their LCDs. However, a typical laptop"s built-in LCD does not have as good image quality as a stand-alone LCD. This is only natural since the costs allowed for display quality are completely different for an LCD incorporated into the PC as one of its parts and a specialized LCD.

However, by using an EIZO wide-screen LCD a laptop user can still fully enjoy such benefits of a stand-alone high-quality LCD as excellent color reproduction, a wide viewing angle, more even display and a wealth of items that can be adjusted to improve image quality. This is a crucial point for people who use their computer for photographs and videos in particular.

EIZO"s wide-screen LCDs emphasize color reproduction, and the coloration in sRGB mode has a high degree of accuracy. The standard color gamut used in PC environments and Internet content is sRGB, so you need have no worries about viewing or editing videos and photographs. They can also display images on web pages, such as products in online shops or goods for sale in online auctions, in colors that are very close to the real thing. (This is also influenced by how the seller took the photographs and processed the images, so we cannot say that the colors will always be accurate.)

Furthermore, in addition to sRGB color gamut accuracy, the high resolution-oriented FlexScan SX has the added benefit of covering more than 95% of Adobe RGB. Adobe RGB is a color gamut whose definitions encompass more highly-saturated colors than sRGB. In other words, it can represent a larger number of colors and brighter hues than sRGB.

Adobe RGB is the de facto standard in the publishing field and, closer to home, is used in digital SLR cameras and high grade compact digital cameras. The FlexScan SX series can reproduce the colors of photos taken in Adobe RGB mode with almost perfect accuracy on the screen. Retouching photographs proceeds more efficiently since subtle differences in color can be checked on the screen.

An example of sRGB color gamut image data displayed on a standard laptop and on the SX2462W. The SX2462W"s reproducibility of sRGB mode is of a considerably high standard but the color balance on the laptop has been lost. This would make it difficult to perform rigorous photo retouching.

In this case, if the image is edited on the external LCD with its high color reproducibility and the many tool palettes in the application are grouped in the laptop"s built-in LCD, there is less need to display or hide the tool palettes or to switch back and forth, and the image data to be edited can be displayed in a large form, making for more efficient work.

In this case, if the image is edited on the external LCD with its high color reproducibility and the many tool palettes in the application are grouped in the laptop"s built-in LCD, there is less need to display or hide the tool palettes or to switch back and forth, and the image data to be edited can be displayed in a large form, making for more efficient work.

When doing things like photo retouching, using software where there is a lot of switching between tool palettes it is very handy to display the image data to be edited on the external LCD with its high color reproducibility, and to gather the palette tools to be used on the laptop"s built-in LCD.

Going back to the subject of laptop computers, it is not going too far to say that applications and functions are being spoiled in laptops whose built-in LCD"s image quality is not too good. Connecting a laptop to a monitor with high image quality dispels any concerns about work that deals with colors and also helps to bring out the laptop"s potential.

We expect that you now understand how displaying screens from a laptop computer on a stand-alone LCD can create a very pleasant environment. It feels as if your everyday laptop has been transformed into a completely different desktop machine. Even if you only use laptop computers, it is definitely worthwhile to add a stand-alone LCD.

When choosing the type of LCD the most important consideration is to choose one with overall high quality. When it comes to that, we can recommend EIZO wide-screen LCDs to a broad range of laptop users. In addition to their high image quality, EIZO wide-screen LCD are built with careful attention to detail, including non-glare screens, versatile stand features, dot-by-dot capability, abundant image quality modes, and our proprietary eco-functions. We want you to make full use of your beloved laptop computer along with an EIZO wide-screen LCD.

This time we have spoken about how an external LCD can be connected to a laptop computer, but if your main machine is a desktop computer then you probably already have a LCD.

In which case, why not consider adding a full HD (1920 × 1080 dot) or WUXGA (1920 × 1200 dot) wide-screen LCD and creating a more advanced dual display environment to further enhance your computer"s usability.

Recently many computers can handle dual display output with their chipset integrated graphics function, and nearly all of them are capable of dual display output with a stand-alone graphics card.

The dual display environment of a desktop PC has a wider range of options than a laptop computer, which is already installed with an LCD. Depending on the combination of products used you can seek for a larger screen, higher resolution and better image quality.

The photograph below shows two EIZO 24.1-inch WUXGA (1920 × 1200 dot) models being used side by side for an overwhelming super high resolution of 3840 × 1200 dots in total.

You can get a super high resolution of 3840 × 1200 dots in total by putting two 24.1-inch 1920 × 1200 dot wide-screen LCDs side by side. The advantage in this is that a larger screen and higher resolution are achieved at a lower cost than buying a single 30-inch high resolution model

Restart the computer. This is a classic troubleshooting step because it often works. It closes other processes that might be interfering with your monitor"s performance and gives you a clean slate from which to proceed.

Change the screen resolution. If the second monitor"s display is blurry, pixelated, distorted, or discolored—or if it"s duplicating the primary display—check the computer"s display settings. If the frame rate or resolution is incorrect, adjust it there.

Adjust the scaling settings. If the windows display in different sizes on different monitors in Windows 10, adjust the scaling settings. The recommended setting will match the apparent window size across monitors as closely as possible.

Fix discoloration and color accuracy. (On macOS, use display calibration.) If the computer"s settings don"t fix the problem, use a hardware calibration device, or adjust the monitor"s color settings, gamma, and brightness settings in the monitor"s on-screen menu. Every monitor is different, but Coloror Display Depth are the typical terms.

Other causes of color issues include different display panels, backlights, technologies, and age. If you need an exact match, consider professional-grade photo-editing monitors.

Adjust the monitor"s refresh rate. Monitors are built to work at particular refresh rates. If your computer doesn"t send a signal at one of those supported rates, there"s a chance the monitor won"t display the signal.

Good cables don"t need to cost a fortune. Gold-plated connectors and oxygen-free copper don"t provide any noticeable differences in image quality. However, poorly constructed cables can lead to issues. Purchase a cable from a trusted manufacturer. Monoprice offers an excellent combination of affordability and reliable quality.

Try the cable in alternate ports on the PC, the display, or both. Change only one at a time, so you can pinpoint which ports caused the problem. If your PC doesn"t have a second compatible port, connect the monitor to a different computer to see if it works and to help pinpoint the problem.

Make sure the cable supports the correct version of the display standard. HDMI cables can support anything from HDMI 1.0, which provides minimal support, to HDMI 2.1, which can support the highest resolutions, color spaces, and audio channels.

Check the cable"s documentation on the manufacturer"s website to find the latest display connection version supported by the cable. If the cable doesn"t support your display, replace it with a cable that does. Additionally, check the appearance of the connectors on the cable, computer, and monitors to ensure they"re compatible.

Try a different display interface. For example, if the second monitor is currently connected over HDMI, use Display Port instead. This can accomplish a few things. If the current interface can"t drive all the pixels in the second monitor, switching to a different interface can fix that problem.

Based on capability, common display connectors can be ranked in this order: DisplayPort, HDMI, DVI, Thunderbolt, USB-C, VGA. Unless you must use a VGA connection for legacy compatibility, avoid it; it cannot properly drive modern displays. Also, there are multiple versions of HDMI, DVI, and USB-C. Just because you can plug a cable into a port doesn"t mean you"ll have full compatibility.

Update the computer"s display drivers. If you have a third-party discrete graphics card, update the drivers from the manufacturer. If you plug the monitor into the motherboard"s display connectors, visit the motherboard or computer manufacturer"s website to check for updated drivers for those features.

Check the monitor"s input settings. If the monitor has multiple input interfaces, make sure you have the correct one selected in the monitor"s on-screen menu. Most monitors have an auto-detect feature that automatically switches to the connector receiving the signal. When that doesn"t work, set the display connector manually.

Make sure the monitor can display the content sent to it. Does the monitor have sufficient color gamut, resolution, or bit depth to display the content properly? Consult the monitor"s documentation or the monitor manufacturer"s website.

If none of these steps fix the problem, you might need to replace the monitor. If you see colored lines, black or colored points, or cracks in the image, the monitor"s panel might be damaged and require replacement. These display issues can be fixed similarly on macOS.

Our products are designed to eliminate the fuss of multiple wires, with only one USB connection powerful to accommodate both video and touch capability, and run everything you need. Supported under Windows, Mac, and Linux, and designed

specifically for demanding commercial uses and industrial environments, we work to provide accessibility, versatility, security, and top-notch quality across all of our devices.

Our touchscreens are used across industries ranging from hospitality, to entertainment, IT, medical and transportation, ideal for interactive POP digital signage, point-of-sale systems, hands-on kiosks, conference rooms and more.