How to Connect Samsung Galaxy to a Monitor with DeX
Connecting your Samsung Galaxy to an external monitor unlocks Samsung DeX — a full desktop interface for productivity. Here's what you need and how to set it up.
Hardware Options for DeX
| Connection | Hardware Needed | Notes |
|---|---|---|
| USB-C → HDMI | USB-C to HDMI adapter (~$15–25) | Simple, portable |
| USB-C Hub | Multi-port hub with HDMI | Adds USB, power passthrough |
| Samsung DeX Pad | Samsung's official DeX accessory | Built-in USB hub |
| Wireless (Samsung TV) | No cable needed | Requires compatible Samsung TV |
Wired Setup Steps
- Connect your adapter/hub to your Galaxy's USB-C port.
- Connect an HDMI cable from the adapter to your monitor or TV.
- DeX mode launches automatically on the external display.
- Your phone screen acts as a touchpad.
For Keyboard and Mouse
- Connect a Bluetooth keyboard and mouse to your Galaxy.
- Or use a USB hub to connect wired keyboard/mouse via USB-A.
DeX Mode Controls
Once in DeX:
- Drag your phone screen as a touchpad (two-finger scroll works)
- Use the bottom taskbar for open apps
- Resize, minimize, and maximize app windows
- Swipe up on phone for keyboard, or use external keyboard
Best Monitors for DeX
Any HDMI-compatible monitor works. Samsung's own 4K monitors with USB-C input allow a single cable to deliver display + power + data simultaneously.
Compatible Galaxy Models
S21 series and later, Z Fold 3 and later, Tab S7 and later.
💡More Info:
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How to Manage and Customize Notifications on Samsung Galaxy
How to Transfer Data Between Samsung Galaxy Phones Using Smart Switch
How to Set Up and Use Samsung Pay
How to Free Up Storage Space on Your Samsung Galaxy
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