How To Use Samsung Dex on Samsung Galaxy S23 Ultra (full guide)

Introduction

This tutorial will guide you through the process of using Samsung DeX on your Samsung Galaxy S23 Ultra. Samsung DeX allows you to turn your smartphone into a desktop-like experience, enhancing productivity and multitasking. We will cover the setup process, how to use your S23 Ultra as a trackpad, and methods for switching between screen mirroring and DeX mode.

Step 1: Setting Up Samsung DeX

To get started with Samsung DeX, follow these steps:

1. Connect Your Device:

   • Use a compatible HDMI adapter, USB-C to HDMI cable, or connect wirelessly to a smart TV or monitor that supports DeX.
   • If using a wired connection, plug the HDMI cable into the monitor and the adapter into your phone.

2. Launch DeX:

   • Once connected, swipe down from the top of your screen to access the notification panel.
   • Tap on the DeX notification that appears to launch Samsung DeX.

3. Adjust Display Settings (if necessary):

   • On the monitor, you may need to select the correct HDMI input.
   • Ensure your phone's display settings are set to mirror or extend depending on your preference.

Step 2: Using Your S23 Ultra as a Trackpad

Your Galaxy S23 Ultra can function as a trackpad for navigating the DeX interface. Here’s how to set it up:

1. Enable Trackpad Mode:

   • Once in DeX mode, swipe down to access the notification panel again.
   • Look for the "Use phone as touchpad" option and activate it.

2. Navigate Using the Screen:

   • Use your phone's screen to move the cursor on the connected display.
   • Tap on the screen to click and make selections.

3. Gestures:

   • You can perform gestures similar to a traditional laptop trackpad, such as two-finger scrolling.

Step 3: Switching Between Screen Mirroring and DeX Mode

You may want to switch between screen mirroring and DeX mode for different tasks. Here’s how to do it:

1. Access the Notification Panel:

   • Swipe down from the top of your phone's screen.

2. Select the Display Option:

   • Look for the DeX or Screen Mirroring option.
   • Tap on it to view available modes.

3. Choose Your Mode:

   • Select either "Screen Mirroring" to display exactly what’s on your phone screen, or "DeX" to use the desktop interface.

Conclusion

You have now learned how to set up and use Samsung DeX on your Samsung Galaxy S23 Ultra, utilize your phone as a trackpad, and switch between screen mirroring and DeX mode. This powerful feature transforms your phone into a versatile productivity tool. Explore various applications in DeX mode to maximize your device's capabilities. For further enhancement, consider using external peripherals like a keyboard and mouse for an even more desktop-like experience.