How to Turn Your Samsung Galaxy into a PC with DeX Ultra

Samsung DeX Ultra allows you to transform your Samsung Galaxy into a full desktop experience by connecting it to a monitor, keyboard, and mouse. This guide will walk you through different methods to enable and optimize DeX Ultra for a seamless PC-like experience.

1. Enable DeX Ultra on Your Samsung Galaxy

Samsung DeX Ultra can be activated directly from your phone’s settings to provide a desktop interface.

Open Settings: Navigate to the “Settings” app on your Samsung Galaxy.
Go to Advanced Features: Scroll down and tap on “Advanced Features.”
Select Samsung DeX: Tap on “Samsung DeX” to access its settings.
Turn On DeX Ultra: Toggle the switch to enable DeX Ultra mode.
Follow On-Screen Instructions: Set up DeX Ultra according to your preferences.

2. Connect Samsung DeX Ultra to a Monitor via HDMI

Using an HDMI adapter or dock, you can connect your Samsung Galaxy to an external monitor for a full desktop view.

Get a Compatible Adapter: Use a Samsung DeX HDMI adapter, DeX dock, or any USB-C to HDMI adapter that supports DeX.
Connect Your Phone: Plug one end of the adapter into your phone’s USB-C port.
Attach the HDMI Cable: Connect the HDMI cable from the adapter to an external monitor.
Power Up (if Required): Some adapters need external power, so plug in a charger if necessary.
Wait for DeX Mode Activation: Your monitor should now display the Samsung DeX Ultra desktop interface.

3. Connect a Wireless Keyboard and Mouse

Pairing a wireless keyboard and mouse improves usability when using DeX Ultra as a PC replacement.

Open Settings: Go to “Settings” and tap on “Connections.”
Select Bluetooth: Turn on Bluetooth and tap “Pair new device.”
Put Your Keyboard and Mouse in Pairing Mode: Follow the manufacturer’s instructions to make them discoverable.
Select Your Devices: Tap on the keyboard and mouse from the list of available devices.
Confirm Pairing: Complete the pairing process and test input functionality in DeX Ultra mode.

4. Use DeX Ultra Wirelessly on a Smart TV or PC

Samsung DeX Ultra supports wireless connections to smart TVs and compatible PCs for a cable-free experience.

To Connect to a Smart TV:

Ensure TV and Phone Are on the Same Wi-Fi Network.
Swipe Down on Your Phone: Open the Quick Settings panel and tap “DeX.”
Select Your Smart TV: Choose the compatible smart TV from the list.
Confirm on TV: Accept the connection request on your TV.
Start Using DeX Ultra: Your TV will now display the DeX interface wirelessly.

To Connect to a PC:

Download Samsung DeX App: Install the DeX app on your Windows PC or Mac from Samsung’s official website.
Launch DeX on Your Phone: Open the Quick Settings panel and tap “DeX.”
Select Your PC: Choose “DeX on PC” from the list.
Confirm Connection: Accept the request on both devices.
Use DeX on Your Computer: Your PC screen will now display the Samsung DeX Ultra environment.

5. Enable Full-Screen Mode for Better Productivity

Optimizing DeX Ultra’s display settings can enhance the desktop experience.

Open DeX Ultra Settings: Click the DeX settings icon in the taskbar.
Select Display Options: Navigate to “Screen resolution and display settings.”
Choose Full-Screen Mode: Select “Full screen” for the best experience.
Adjust Scaling (if Needed): Modify scaling settings to fit your monitor’s resolution.
Apply and Restart DeX: Save the settings and restart DeX for the changes to take effect.

6. Use DeX Ultra with External Storage and Peripherals

Connecting external storage devices, printers, or other peripherals can enhance DeX Ultra’s functionality.

Use a USB Hub or Dock: Connect a USB-C hub to your phone for additional ports.
Attach External Storage: Plug in a USB flash drive, SSD, or external hard drive.
Access Files: Open the “My Files” app in DeX Ultra to browse external storage.
Connect a Printer: Use Bluetooth or USB to link a printer for document printing.
Use Additional Accessories: Connect wired keyboards, game controllers, or graphics tablets for enhanced productivity.

7. Optimize Performance and Battery Life in DeX Ultra

Managing performance settings can improve efficiency and extend battery life while using DeX Ultra.

Adjust Performance Mode: Go to “Settings > Battery and device care > Battery > More battery settings” and enable “Optimized performance mode.”
Lower Display Brightness: Reduce screen brightness to minimize power consumption.
Close Unused Apps: Use Task Manager to close background apps consuming excessive resources.
Enable Power Saving Mode: Activate power-saving settings when using DeX Ultra wirelessly.
Use a Cooling Pad: If using DeX Ultra for extended periods, consider using a cooling fan to prevent overheating.

8. Use Samsung DeX Ultra for Gaming

Samsung DeX Ultra supports gaming with a larger screen, keyboard, and controller for a better experience.

Install Compatible Games: Open the Play Store or Galaxy Store to download games optimized for DeX Ultra.
Connect a Game Controller: Pair a Bluetooth or USB game controller for better gameplay.
Adjust Graphics Settings: Some games allow resolution and frame rate adjustments to optimize performance in DeX mode.
Use Wired or Wireless Audio: Connect Bluetooth headphones or wired speakers for an immersive experience.
Play on a Monitor or TV: Enjoy a console-like experience by running games in full-screen mode.

9. Exit Samsung DeX Ultra Mode

When you’re done using DeX Ultra, you can safely disconnect it from your display.

Tap the DeX Icon: Locate the DeX Ultra icon in the bottom-left corner.
Select Exit DeX Mode: Click “Exit DeX” to return to the normal phone interface.
Unplug Cables (if Wired): Safely remove any connected HDMI adapters or USB-C docks.
Turn Off Bluetooth Devices: Disconnect keyboards, mice, or game controllers if not in use.
Restart If Needed: If the phone does not switch back properly, restart it for a smooth transition.