External Monitor Not Detected On Laptop (5 Simple Solutions)

Full Guide to Fix External Monitor Not Detected On Laptop

I recently purchased a new laptop (HP) with the hopes that I would be able to utilise its display on an external monitor, however my HP laptop’s display is not recognised.

I looked online for a remedy to this issue, but regrettably none of the suggestions worked for me. I finally found a solution that works for me after extensive investigation, so I thought it would be wonderful to share it with others.

External Monitor Not Detected On Laptop (5 Simple Solutions)

For anybody who frequently works from home or travels for work, external displays may be a lifesaver. But occasionally, your laptop might not be able to recognise your monitor, and you might find that the only way to finish your job is to plug your computer into a different display.

Today, we’ll be talking about laptop displays. We will address the issue of laptops not detecting external displays in more detail. Now describe what an external monitor is. It’s a piece of equipment that connects to a laptop but is separate from the computer itself.

In essence, an external monitor is a tool that enables users to connect computers to external displays in order to view images that are larger than what would typically be displayed on a laptop monitor.

We’ll go through seven unique solutions to the problem of a laptop not detecting an external display. Since I’ve been using them for years, they consistently produce excellent results. These are the most recent.

How to Fix a Laptop External Monitor Not Detected

First, we need to check if you have the latest “Operating System.”

If you are using Windows, the first thing that you have to do is open up the “Device Manager.

From there, click on “New Hardware”, and then click on ‘Add’. Now, find out what kind of monitor you have.

If you have a CRT monitor, you’ll need to search for the model number.

If you h ave an LCD monitor, look for the manufacturer and model number.


Click on ‘Next‘ and then ‘Finish‘.

If you have any additional questions, feel free to ask in the comment section. I’ll be happy to answer them.

1. Roll Back Driver

Roll Back driver is the software that allows Windows to roll back its configuration to the last good configuration. There is no need to download anything.

If you are using Windows. Here’s how to roll back the driver.

Go to “Control Panel,” click on “Device Manager,” and then right-click on

Video Displays.” You’ll see a list of your display devices.

Click on the one named “DisplayPort Monitor”.

Go to “Driver” and click on “Update Driver.”

Click Browse my computer for driver software, select the location where you have the original drivers, and then click “Next.”

When you are done, click on “Install Device.”

That’s it! You are done. If the problem persists, check if there are any updates available.

2. Reinstall Graphics Driver

Reinstall Graphics Driver
Reinstall Graphics Driver

There is a possibility that the driver is corrupted if your graphics driver isn’t operating correctly. You can reinstall it to address this problem. Simply adhere to the instructions listed below.

You need first obtain the appropriate graphics driver. The next step is to conduct an online search for it. Install the driver after that. whether the issue still exists, see whether any updates are available. How to update the driver is shown here.

Click on “Device Manager,” and then click on “Display Adapter.”

Go to “Additional Drivers”, “Update Driver Software,” and then “Search the Web for driver software.

Click on “Let me pick from a list of device drivers on my computer.”

Select the one named “Graphics driver.” Click on ‘Next’.

Choose the location where you have the original drivers, and then click ‘Next’.

When you are done, click on “Install Now.”

If the problem persists, check if there are any updates available.

3. Check Your Computer for Viruses

Using third-party antivirus software, you may get rid of any viruses you may have. Ensure that your antivirus software is updated to the most recent version. You should update your computer’s drivers as soon as possible to avoid experiencing issues with it.

4. Restart Your PC

Many issues can be resolved by restarting your computer. If you are unsure of how to restart your computer, you should turn it off, wait ten seconds, and then press and hold the power button until it turns off.

Press the power button once more to restart your computer. As soon as you can, give it a try. You won’t miss any crucial updates if you do this.

5. Update Your Operating System

Update Your Operating System
Update Your Operating System

The operating system (OS) is a piece of software that the computer utilises. This programme instructs the computer on how to operate and what to perform. There may be a release of a new operating system version. You must upgrade your computer’s OS if it is the most recent version if you want it to keep functioning.

Your existing computer will become obsolete if you don’t upgrade the operating system, so you’ll have to buy a new one.

Download the mos t recent version of your operating system before updating it. Installing the operating system on your computer is a good idea once you have it. You can be sure you have the most recent version if you do this.

Final Conclusion:

It’s critical to confirm that your laptop and the monitor you’re using are compatible. You may thus check the manufacturer’s website to see if your laptop supports an external display if you’re unsure.

If your laptop is compatible with an external display, you should have no trouble connecting it and using it.

You must first make sure the display driver is appropriately installed and the monitor is connected to your computer in order to fix an external monitor that is not being recognised on your laptop.

Frequently Asked Questions?


Q.1: What do you mean by external monitor?

A display that is attached to your laptop through an adapter is known as an external monitor. It may be connected to your laptop via the DVI, HDMI, or VGA ports.

Q.2: How can I fix my laptop’s external monitor not detected on my laptop?

There are several causes for this, but the most logical is that the laptop’s video card is malfunctioning. You must first examine the condition of the video card before you can resolve this. You’ll need to buy a new video card if your laptop doesn’t come with one already installed.

Q.3: How to change the resolution of the screen?

In order to access the BIOS menu, continually press the “F8” key. Then, hold down the left arrow key until you reach “Screen Resolution.” Press Enter after selecting the desired resolution.

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