How to turn off one monitor without disconnecting it?

How to Turn Off One Monitor Without Disconnecting It?

If you’re using a dual monitor setup and want to turn off one of your monitors without completely disconnecting it, you’ve come to the right place. There are a few simple methods you can use to achieve this without the need for any technical expertise. In this article, we will walk you through the steps to turn off one monitor while keeping the other one active.

Method 1: Using Display Settings (Windows)
1. Right-click on your desktop and select “Display Settings.”
2. Scroll down to the “Multiple Displays” section.
3. Click on the drop-down menu under “Select and rearrange displays.”
4. Identify the monitor you wish to turn off and click on it.
5. Scroll down and toggle the switch under the “Multiple Displays” section to “Off.”
6. Click “Apply” and then “Keep Changes” to turn off the selected monitor while keeping the other one active.

Method 2: Using Graphics Control Panel (NVIDIA or AMD)
1. Right-click on your desktop and select “NVIDIA Control Panel” or “AMD Radeon Settings,” depending on your graphics card.
2. In the control panel, navigate to the display settings or screen resolution section.
3. Identify the monitor you want to turn off and select it.
4. Look for an option to disable or turn off the selected monitor.
5. Save the changes, and your monitor will be turned off while the other one remains on.

Method 3: Using a Keyboard Shortcut
1. Find the “Windows” key on your keyboard (usually located between the left “Ctrl” and “Alt” keys).
2. Press the “Windows” key + “P” simultaneously.
3. A sidebar will appear with different display options.
4. Select “PC screen only” or a similar option to turn off the second monitor.

Method 4: Using Third-Party Software
There are various third-party software programs available that allow you to control your multiple monitors efficiently. Examples include MultiMonitorTool, Dual Monitor Tools, and DisplayFusion. These programs provide advanced features and customization options, including the ability to turn off specific monitors without disconnecting them.


1. Can I physically turn off a monitor without disconnecting it?

Yes, most monitors have a power button or power-saving mode that allows you to turn them off without unplugging them.

2. Will turning off a monitor save power?

Yes, turning off a monitor can save a significant amount of power, especially if you have multiple monitors.

3. Can I turn off one monitor while using it as a second desktop?

No, if you turn off a monitor, it will no longer display any content or act as a secondary desktop.

4. How can I turn off a monitor connected to a laptop?

The same methods mentioned above can be used to turn off a monitor connected to a laptop.

5. Can I turn off a monitor temporarily without losing its settings?

Yes, turning off a monitor will not affect its settings. When you turn it back on, it should retain its previous settings.

6. How do I turn off a monitor using a Mac?

On a Mac, you can go to “System Preferences,” select “Displays,” and then uncheck the “Mirror Displays” option to turn off one monitor.

7. Are there any keyboard shortcuts specific to turning off a monitor?

While there are no universal keyboard shortcuts, some software or graphics card drivers offer customizable keyboard shortcuts for turning off monitors.

8. Can I turn off a monitor remotely?

No, you can only turn off a monitor physically connected to your computer. You cannot control it remotely.

9. Will turning off one monitor affect my computer’s performance?

No, turning off a monitor does not affect your computer’s performance. It only reduces power consumption.

10. Can I turn off a monitor while the computer is still running?

Yes, you can turn off a monitor while your computer is running. The display will be inactive, but your computer will continue to function normally.

11. Will turning off a monitor extend its lifespan?

Turning off a monitor when it’s not in use can help prolong its lifespan, as it reduces the hours of operation and minimizes wear and tear.

12. How can I turn off a monitor from the command prompt?

You can use a command-line tool called NirCmd to turn off a monitor through a batch file or command prompt by executing the appropriate command. However, this method requires some technical knowledge.

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