Extend windows desktop second monitor

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. Windows will recommend an orientation for your screen.

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. Here's what you can choose. See your desktop across multiple screens. When you have displays extended, you can move items between the two screens. You need to have two monitors or more monitors attached to your system to be able to do this.

Notebook computers - connecting an external monitor to be your second screen. Most notebook computers have an external monitor port. You can plug a monitor or another display device into this. This will usually display the contents of your notebook monitor onto the external screen. You then have the option of just using the notebook monitor, using just the external monitor, or displaying on both. If you have a desktop computer, you can borrow it's monitor for testing as long as it has the same monitor port type as your notebook.

Use the Arrange Displays window. Use your mouse to move the displays in a different arrangement. Contact support. Characters remaining: We appreciate all feedback, but cannot reply or give product support.

Please do not enter contact information. If you require a response, contact support. Skip To Main Content. Safari Chrome Edge Firefox. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:.

In the Run box, type regedit , and then click OK. Locate the following registry subkey:. Right-click the subkey, then, click Delete. When you are prompted to confirm the delete operation, click Yes. On the File menu, click Exit to exit Registry Editor.

Log off the computer. Then, log on to the computer.