How to use Samsung DeX on Galaxy devices?

Last Update date : Apr 26. 2026

Samsung DeX allows you to use your Galaxy device on a larger screen or PC with a desktop-like interface. You can connect using a cable or wirelessly depending on your setup.

View of the Samsung Dex logo over the main app screen.

This guide follows Samsung support instructions to help you set up and use Samsung DeX on a TV, monitor, tablet, or PC.

Use Samsung DeX on a tablet.

  1. Open the Notifications panel and tap the DeX icon to start DeX mode on the tablet screen.
  2. Connect your tablet to a TV or monitor using a compatible cable to use DeX on a larger display.
  3. Open the Notifications panel, long press the DeX icon, and select a wireless display to connect.

Wirelessly connect Samsung DeX to a TV or monitor.

  1. Open the quick settings panel and tap the DeX button to turn it on.
  2. Select DeX on TV or monitor.
  3. Choose the TV or monitor from the available devices and tap Start now.
  4. Accept the connection request on the TV or monitor.
  5. Follow the on-screen instructions until the DeX screen appears.

Wirelessly connect Samsung DeX to a PC

  1. Open the Notifications panel and tap the DeX button.
  2. Select DeX on PC.
  3. Choose the PC from the list and tap Start now.
  4. Accept the connection request on the PC.
  5. Follow the on-screen instructions until the DeX screen appears.

Notes

  • You can connect Samsung DeX using a cable with supported accessories such as DeX Station, DeX Pad, or compatible HDMI adapters.
  • Wireless performance may vary depending on your network, distance, and device compatibility.
  • For best performance, connect both devices to the same 5 GHz Wi-Fi network.
  • Your PC must meet minimum system requirements and have Samsung DeX installed to use the feature.

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