How To Use Tablet As Monitor: An Easy Way

Using a tablet as a second monitor can be a quick, simple solution for any tech-based problem. See the steps for using your Android tablet as a second monitor.

Use tablet as monitor

The secondary monitor can be good for people who want to work or learn from home to increase focus and productivity.

A dual monitor setup is great for editing photos and videos, researching and writing research papers or blogs, and coding. Therefore, an additional screen is a must-have if you want to multitask, save time, and extend your workplace mobility.

You might have heard about the duet display feature in IPad and would be amazed to know Android has this feature too.

You can use USB, Wifi, and third-party applications to use tablet as monitor with PCs and Macs.

Let’s learn how to do it:

Apps To Use Your Android as a Second monitor

Android devices are highly versatile. You can connect them with another Android as well as laptops and computers. Install a third-party second monitor app on your PC or Mac.

Once you are done, you can use Wi-Fi or USB connection to the same network to connect the Android tablet to the computer.  Here are some trusted apps that you can use to connect tablets to Mac or PC.


Spac desk is a popular utility app to convert the Android tablet into a monitor for Windows. After installing it, you can connect your tablet through LAN, USB, or Wi-Fi. You get touch support and good resolution this way.

This application is for Windows 7 and above. When you open the application, it automatically detects and displays all the PCs connected to the same network.

It works well if you don’t want your tablet to be bounded by a USB. You may experience a lag while using it wirelessly. Therefore you can switch to Hotspot and USB. 

Splashtop Wired XDisplay

Splashtop Wired XDisplay works with USB only and allows you to connect the tablet to a PC via USB.

Unlike Spacedesk, you get a better resolution through a wired connection. It supports full high definition (HD) resolution at 60 fps.

It can be installed on Mac and PC, and the app is available for Android and iOS.

Splashtop used USB connectivity over wireless to avoid lag and offer a real-time responsive experience. The battery saver mode drops the resolution and frame rate during processing.  


iDisplay is the best app that allows you to connect your android mobile and tablets to Mac. It allows multiple device connections, and configuring it on both Mac and tablet is just a piece of cake. You can get iDisplay on App Store and Google Play.

How to Install Spacedesk on Your Windows PC

Installing Spacedesk on Windows to use your tablet as a second screen is relatively easy.

You will need two software to use Android tablets as a second monitor. The Spacedesk software can be found on the Spacedesk website. Follow these steps to install it on a PC.

  • Click the Download button of the Spacedesk website from chrome or another browser and choose the version you want to use. For Windows 10 and 11, 32-bit and 64-bit systems are available.
Click the Download button of the Spacedesk website
  • After downloading the Spacedesk driver, double-click the installer file.
  • Accept EULA and select the installation location.
  • Allow the installer to pass the firewall exception.
  • Click on the Install button to finish driver setup.
Press Next on Windows SpaceDesk Driver Wizard

Adding exceptions to the firewall is important otherwise, it may block the connection. If you have Antivirus software installed on your device, you should do it manually and allow running spacedeskservice.exe.

Installing Spacedesk on Your Android Device

The second software you need is the Spacedesk app for Android, and you can find it in Google Play Store. Connect to Wi-Fi and follow these steps.

  • Open Google Play Store on your Android Tablet.
  • In the search bar, type Spacedesk and locate the software.
  • Click on install and wait for the installation to complete.

Spacedesk for android is compatible with Android 4.1. Unless you have an old tab, you can install it. After that, you can decide whether to connect through USB or Wifi. 

How to Connect to Your Extra Screen Using Wi-Fi

Connecting to the second screen is the best choice if you have a strong Wi-Fi network. It allows you to move the screen around and charge the tablet.

Space desk Viewer
  • Look at the system tray to confirm that the Spacedesk driver is running on your PC or check the hidden icons in the pop-out menu.
  • The software is configured to run automatically if enabled. If you disable this option, restart it from the list of the Start menu.
  • Open Spacedesk on your android device and look for the device you want to connect.
  • Tap the name of your PC when it appears on the connection list.
  • After a while, you can see your PC mirrored on your tablet.
  • If you want to change the view on your screen, right-click on the PC desktop. Go to Display settings>Duplicate these displays>Extend these displays.

The virtual position of the second display would be shown in the display setting, and the default is at the right of the main screen.

This means moving a window to the second screen and dragging it off the main screen’s right side.

Dragging can become less confusing if you physically place the second screen to the right of the main screen. 

How to Connect to Your Extra Screen Using USB

If you don’t know how stable the Wi-Fi network is, a USB cable can be a better choice for using a tablet as a second monitor.

If your tablet is below Android 4.1, a USB cable connection can help you to get a secondary display.  Moreover, it is less prone to gag and provides fast connectivity.

You will need an Android tablet that allows USB tethering to connect it to the Windows PC. 

Not all tablets are capable of this. However, you can use the USB cable to connect if your device supports mobile data.

  • Connect USB to the android device and the second port to your Windows PC.
  • Tap allows on the android device if it asks for data access.
  • Open the Settings on the tablet and go to Connections>Mobile Hotspot and Tethering.
  • Enable tethering; if you can’t see the option, your device is incompatible with USB tethering.
  • Switch the Spacedesk app on the tablet and look for your device on the list.
  • If you can’t see any device, click on the Plus icon and enter the IP address of your computer.
  • After a while, the PC will be mirrored on the tablet. 
  • If you want to change the view on your screen, right-click on the PC desktop. Go to Display settings>Duplicate these displays>Extend these displays.

How to Use Android as a Second Monitor for a Mac

You can connect your android tablet to Mac for use as a second monitor via the third-party app iDisplay. Follow these simple steps to use Android as a second monitor on your Mac:

  • Download iDisplay drivers from the official website from the browser.
  • Run the extension file and click allow when it asks to make changes to your device.
  • Follow on-screen instructions to complete the installation process.
  • Restart the Mac to allow Spacedesk driver configuration.
Press Install on the spacedesk wizard

After installing the driver on Mac, move towards Android tablet installation.

  • Download the iDisplay app from the Google play store of your Android tablet.
  • Let the installation be complete.
  • Switch on the app and look for the Mac that you are looking to connect.
  • If you can’t find the device, click on the plus sign and add the device’s IP address.
  • Choose between a mirror monitor or an additional monitor.

You can use iDisplay with both Apple and Android devices to ensure they are connected to the same Wifi.

How to Use Android as a Second Monitor for Linux

You can use the Deskreen app for connecting the android tablet to Linux as a secondary display. This app lets you enjoy multiple displays AT ONCE.

However, it requires Ethernet or 5 GHz Wi-Fi for functioning. Follow these simple steps to connect the tablet to Linux. 

  • From your browser on Linux, go to Deskreen’s official website and click on Download.
Press Linux on
  • Right-click on the downloaded file and go to properties.
Click on properties after right-clicking the file.
  • Go to permissions and in execute tab, tick the allow executing file as a program in the execute tab.
Select allow file as executive program
  • Open the application on your Linux. It will direct you towards a barcode and a link.
The Deskreen Interface will open
  • Download the app on your tablet and install it.
  • Scan the barcode on the Linux screen to connect the tablet to Linux.
  • Click on Allow button and choose share screen view.
  • Click on confirm to add Linux display to Android device.

You can use a USB cable if you cannot use 5Ghz Wi-Fi or Ethernet. Deskreen is free and easy to use. 


Using an Android tablet as a second screen allows you to multitask and expand your workspace.

Whether you want to use a second monitor for a job or fun, several third-party apps allow you to connect your android tablet to Mac and PC. You can use Wifi, Ethernet, and USB cable to connect through these applications. 

I hope you know how to use the tablet as a monitor now. Thank you for reading till the end. Let us know your experience with the apps after using them. 


How Can I Use An Old Tablet As A Monitor?

You can also use your old tablet as a second monitor if you don’t have the latest device with android above 4.1. You just need to buy a USB cable and install a third-party application on both PCs, Mac, and Android tablets. 

Can Galaxy Tab A7 Be Used As A Second Monitor?

Yes, if you own a Galaxy tab A7, you can use it as a second monitor. Using the third-party application on both devices, you can connect the tablet to the monitor through USB, Wi-Fi, or Ethernet. Some of them offer multiple display features too. 

Can I Use My Tablet As A TV Screen and use tablet as monitor?

Yes, you can use your tablet as a TV screen. If your tablet and TV are from the same manufacturer and connected to the same Wi-Fi, then you can make your Tablet a Smart TV to make the streaming process easy. Just install the application and connect to the same network that your TV is connected to. 

What Can Be Done With An Old Tablet?

You can use your old tablet as a secondary monitor to extend your workspace and multitask, especially when you work from home. 

Meet the Author

Abdul Rahim has been working in Information Technology for over two decades. Learn how Abdul got his start as a Tech Blogger , and why he decided to start this Software blog. If you want to send Abdul a quick message, then visit his contact page here.