How to Set Up and Use Samsung DeX for a Desktop Experience

Samsung DeX transforms your Galaxy phone into a full desktop computing experience when connected to a monitor, TV, or PC.

Method 1: Wired DeX (Phone to Monitor)

1. Connect your Galaxy to a monitor via a USB-C to HDMI adapter or USB-C hub with HDMI.
2. DeX mode launches automatically on the external display.
3. Use a Bluetooth keyboard and mouse (or your phone as a touchpad).

Method 2: Wireless DeX (to Samsung TV)

1. Open Settings → Connected Devices → Samsung DeX → Wireless DeX.
2. Select your Samsung TV from the list (must be a compatible Samsung Smart TV).
3. DeX launches wirelessly on your TV.

Method 3: DeX on PC

1. Connect Galaxy to your PC/Mac via USB.
2. Open the DeX notification on your phone.
3. Select DeX on PC — your phone screen appears as an app window on your computer.

What You Can Do in DeX Mode

• Resize and drag app windows like a real desktop
• Use a taskbar and window management
• Use Samsung Internet, Office apps, and most Android apps in windowed mode
• Run two apps side by side in split view

Best Accessories for DeX

• Samsung Keyboard (with built-in touchpad)
• USB-C hub with HDMI + USB-A ports + USB-C power passthrough

Compatible Galaxy Models:

S21 and later, Z Fold 3 and later, Tab S7 and later.