Image shows a Samsung tablet with a keyboard attached, open, with the words Samsung DeX displayed on the screen. A hand is holding a stylus in the lower right corner toward the screen.

How to set up Samsung DeX on your Galaxy smartphone or tablet

Samsung is one of the best smartphone manufacturers in the world and it also dominates the market Android tablet Market. This is due to its outstanding performance and user-friendly interface. Also, most recent Samsung Galaxy phones and tablets feature it Samsung DeX Out of the box. If you’re not familiar with it, DeX lets you unleash the full power of your smartphone or tablet and turn it into a physical desktop computer by connecting it to an external display and accessories, allowing you to use it like a PC. Read on to learn more about DeX and how your phone can help replace your computer.

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What is DeX?

Samsung DeX is a way to turn your Samsung mobile phone or tablet into a handheld computer by connecting it to an external display and peripherals. DeX is compatible and comes integrated with most high-end Galaxy devices released after 2017, namely the Galaxy S8, S9, S10, S20, S21, and S22, as well as the Note8, Note9, Note10, Note20, and A90 5G devices. In addition, the TabS4, 5e, Active Pro, S6, S7, S7, and Active 3 work with DeX, as well as the Fold, Z Fold2, Z Fold3, and Z Fold4.

To use DeX, you need a USB-C to HDMI connector and possibly an external keyboard and mouse. In some cases, you may not need an adapter, as you can wirelessly cast your screen to a compatible TV. Finally, if you have a Windows PC, you can use a USB cable to open DeX as an app on your PC, but this last step defeats the purpose of using your phone as a PC. Read on to find out how to get started. The process is easy and does not require much IT knowledge.

How to use Samsung DeX with an external HDMI display

The easiest way to turn your Galaxy device into a PC is to connect it directly to an HDMI display using a USB-C to HDMI cable.

  1. Connect the USB-C end of the cable to your Galaxy phone or tablet and the HDMI end to your monitor.
  2. Unlock your phone, and if prompted, tap Complete And the beginning.

  3. If your phone starts mirroring its display, scroll down from the top of the screen to open the notification tray, then tap Samsung DeX. Confirm by clicking beginning.
  4. Your phone displays the DeX interface on your screen, which is similar to a normal desktop operating system. The notification tray is in the lower right corner, and you can access the apps tray using the icon in the lower left corner of the screen.
    Screenshot_20221116_184339_Samsung DeX home

  5. To use your phone screen as a virtual touchpad, open the notification drawer and tap Use your phone as a touchpad.

  6. To leave DeX mode, save the changes and disconnect the HDMI cable. Alternatively, you can click Apps icon in the lower left corner and click DeX exit.

How to use DeX with a wireless display

If you have a compatible TV, you don’t need to connect an HDMI cable to use DeX. Wireless DeX works on 2018+ Samsung TVs and Smart TVs that support Miracast. Also, this feature requires One UI 3.1+, which not all Samsung devices mentioned above have. If your screen and phone are compatible, here’s how to connect them:

  1. On your phone or tablet, swipe down from the top of the screen with two fingers to open a file quick settings Team.
  2. Faucet DeX.
  3. Faucet DeX on your TV or monitor.
  4. If prompted, tap Allow.

  5. Select the TV or monitor you want to cast to.
  6. Faucet beginning.
  7. Your phone displays the DeX interface on your TV, which is similar to a regular desktop operating system. The notification tray is in the lower right corner, and you can access the apps tray using the icon in the lower left corner of the screen.
    Screenshot_20221116_184339_Samsung DeX home

  8. To use your phone screen as a virtual touchpad, open the notification drawer and tap Use your phone as a touchpad.
  9. To leave DeX mode, tap Apps icon in the lower left corner and click DeX exit.

We recommend using DeX mode with a cable whenever possible. The Wireless DeX base can be hit or miss, and response time can quickly become a pain point.

How to connect the accessories

Whether you use a cable or wireless connection, using your phone screen as a touchpad isn’t necessarily the most convenient option. There are various ways to connect a keyboard and mouse to your phone, which makes it more convenient to use it as a real computer.

For wired devices, you can use a file USB-C hubor DeX Pad or DeX Station. For wireless devices, connect using bluetooth:

  1. Unlock your phone settings.
  2. go to the links > bluetooth.
  3. Put the keyboard or mouse into pairing mode and select the device you want to connect.

How to use DeX for PC

If necessary, you can use DeX as a file application on your computer. This is useful if you want to run your phone apps on your PC screen and transfer documents between your PC and phone. Here’s how it works:

  1. open the Samsung DeX application on your computer.
  2. Connect your phone and computer with a USB cable.
  3. Your phone displays the DeX interface on your computer.
  4. You can use your computer mouse and keyboard to control DeX. You can also copy and paste text from Windows apps into DeX and drag and drop files from one app to another.
  5. To leave DeX mode, tap Apps icon in the lower left corner and click DeX exitor quit the DeX app on your computer.

How to use DeX on your tablet

If you have a Samsung tablet, you can use DeX on its screen, allowing you to multitask in a desktop-like environment without having to use an external monitor. Here’s how to access it:

  1. On your tablet, swipe down from the top of the screen with two fingers to open a file quick settings Team.
  2. Faucet DeX.
  3. If prompted, tap beginning.
    Screenshot_20221116-133046_Samsung DeX

  4. The DeX interface loads onto the tablet and looks the same as it does on the external screen. You can attach peripherals or a keyboard cover for added convenience and use the S Pen if you have a compatible tablet.
    Screenshot_20221116-133115_Samsung DeX home

Leave the laptop at home

With Samsung DeX, you can easily connect your phone to a monitor and work on the go. This is a great way to save money and avoid duplicating the number of devices you have at home because your Galaxy phone or tablet can work with the monitors and TVs you already have without buying expensive hardware. If you own a new Galaxy smartphone or tablet, you’ll want to take a few minutes to learn more about it. One UI 5, Samsung’s custom Android skin.

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