Operating System

Second Monitor Not Detected on Windows 7? Here’s How to Fix It

Most people prefer to use a multi-screen setup with two or more monitors. In Windows 7, many users are facing problems like a second display.

Well, this problem can sometimes occur due to some random error or situation in your monitor or PC settings. If your Windows 7 doesn’t detect the second monitor, then you don’t have to worry about it.

Before the introduction of Windows 7, no version of Windows provided such good support for multiple monitors, and the user did not have such different control options.

In this article, we want to explain how to fix the Second Monitor not detected on Windows 7.

Method 1: Adjust your display settings

One of the reasons why your Windows 7 computer cannot detect the second monitor is that your second monitor is not enabled in the settings.

To activate the second monitor settings, you can do the following steps:

1. First, hold down the Windows logo key on your keyboard.

2. Hit R to bring up the Run box.

3. Type control.

4. Hit Enter.

5. Select Display when choose to View by Large icons.

6. Select the Adjust resolution option.

7. Click on Extend these displays, in the Multiple displays section.

8. Select the Apply option.

9. Click on OK option.

After you have done all the steps above, you should see if the second monitor is recognized or not, if the second monitor is not recognized, you can use the other steps mentioned in the bottom part.

Method 2: Roll back your video driver to the previous version

1. Hold down the Windows logo key on your keyboard.

2. Hit the Pause key.

3. Select the Device Manager option.

4. Double-click Display adapters.

5. Right-click on your video driver to choose Properties.

6. Select the Roll Back Driver under the Driver pane.

7. Select the Yes option.

8.  Now Windows should roll back your Windows video driver to the previous version.

Method 3: Update your video driver to the latest version

If your problem is not solved by doing the above steps, you can use another solution.

To solve this problem, you can update your video driver to the latest version.

You can update your graphics card driver to the latest version in two ways.

Manual driver update

The manual update is that you can go to the website of the manufacturer of your graphics card and search for the latest correct driver, and finally download and install it manually.

Of course, note that you have chosen a driver that is compatible with your version of Windows 7.

Automatic driver update

If you don’t want to update your driver manually, you can do it automatically.

You can update your graphics driver by using Driver Easy.

Driver Easy automatically detects your system and finds the correct driver for your graphics card and your Windows 7 version, and finally downloads and installs it.

To use Driver Easy, you can do the following steps:

1.  Download and install Driver Easy.

2. Run Driver Easy.

3. Select the Scan Now button.

4. In this section, Driver Easy scans your computer and identifies drivers that have problems.

5. Click the Update All option to automatically find the correct version of all outdated or missing drivers on your system so that it can download and install them.

6. Finally, restart your computer for the changes to take effect and for your second display to be recognized.

Method 4: Check if you have the right cable

If you have done all the solutions above, but your problem is still not solved, there may be a physical problem, for example, your cable may be damaged or not suitable, for your system.

For this, you must use the appropriate cable for the cable ports of your monitor and computer.

Make sure you have the right cable connected to your monitor and computer.


In this article, we have provided solutions to solve the problem of not recognizing the second installer in your Windows 7.

We hope that by following the above steps, you can efficiently identify the second monitor in your Windows 7.

Share your thoughts and experiences with us.

Sarah Kmz

Sara is a talented author and technology enthusiast with a passion for writing about Windows tips and tricks. She was born and raised in Seattle, Washington and has always had a love for all things related to technology. After completing her degree in Computer Science at the University of Washington, Sara began working as a software developer. She quickly discovered that she had a talent for writing and decided to combine her two passions by starting a blog about Windows tips and tricks. Sara's blog quickly gained popularity and she became known for her clear and concise writing style, as well as her ability to explain complex technical concepts in a way that was easy for anyone to understand. Her blog has become a go-to resource for Windows users looking to optimize their experience and make the most out of their technology. In addition to her work on her blog, Sara is also a prolific writer of technical articles for a number of different publications. Her writing has been featured in numerous technology blogs and websites, and she is widely respected in the industry for her expertise in the field. When she's not writing or working on her blog, Sara enjoys hiking, reading, and spending time with her family and friends. She is also an avid traveler and is always looking for new places to explore and new experiences to have. Overall, Sara is a talented writer and technology expert who is dedicated to sharing her knowledge with others. Her passion for both technology and writing has made her a respected figure in the industry, and she continues to inspire and educate others through her work on her blog and beyond.

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