Windows xp dual monitor shows same screen

OR Two video cards similar setups. This means they both show the same thing. It should show two monitors after you have hooked them up. Click on the grayed monitor probably number 2 , and click the box Extend my Windows Desktop onto this Monitor. Click Apply.

When you move your mouse to the other screen, it will show up where you think it would. DVDs and videos, however, can be viewed on either monitor.

Note: if the check box is not displayed, it may be because your video card does not support multiple monitors. Features such as resolution and colour depth can all be configured individually for each monitor. In the Display window you may also come across advanced features that relate specifically to the video card being used.

To learn more about these advanced features, you should look up the Web site of the video card or chipset manufacturer. Many video cards, particularly those found in notebooks, are equipped with dual adapters, which means you can hook two monitors to a single card. Windows XP provides support for these cards with its DualView feature. DualView is very similar to the multiple monitor feature already described, with the exception that you cannot select the primary display.

On a notebook computer the primary monitor is always the LCD display screen. On a desktop computer, it is the monitor attached to the first video port. Once you have attached the second monitor, turn on the computer and select Display from the Control Panel.

The DualView tab will be present and will contain all the settings you need to configure it. If you do not have access to additional video cards and monitors, there is an alternative solution.

Run the ATI Catalyst Install Manager, do what it asks you to do, and the resulting restart will start showing both the monitors as two different monitors. Office Office Exchange Server. Not an IT pro? Windows Client. Sign in. United States English. Ask a question. I think tim is correct here. If the adapters are passive, which they most likely are it will not detect the third monitor.

Even intel boards from 3 years ago on-board video HD graphcs adapter will detect and support up to three monitors one being the laptop screen itself. If the laptop is using intel video adapter, right-click on the screen and and choose, "Intel Graphics Properties" and click on the square "Display".

From there, click on the down arrow and choose multiple monitors. You should see all three there. Some video cards require that you use the display port for multi-monitor support. Two HDMI outputs might share the same clock channel. You may need an active display port adapter, I just went through this with a 3rd monitor on one video card.

If you can't, then the laptop is not seeing both and that is why you can not extend the display. To continue this discussion, please ask a new question. Get answers from your peers along with millions of IT pros who visit Spiceworks. Popular Topics in HP Hardware. Which of the following retains the information it's storing when the system power is turned off? Submit ». ErikN This person is a verified professional. Verify your account to enable IT peers to see that you are a professional.

Travis May 28, at UTC. I'm assuming you have already tried to configure the monitors in Control Panel? Thai Pepper. So he is trying to use his laptop as monitor 1 and the large screen connected to the dock as 2?

Lothar May 28, at UTC.