Dual Screen Android Setup Guide

With the rise of dual screen handhelds, there’s a few emulators that have different options to allow dual screens at all.

Currently, the following emulators support dual screens:

  • Azahar (official, see below)
  • MelonDS (forked, see below)
  • CEMU (forked, see below)

Azahar (Nintendo 3DS)

Link: https://github.com/azahar-emu/azahar/releases

To install, simply download the APK from the latest release.

Open the APK and install Azahar.

Setting up the second screen

Setup the emulator following my setup guide for Azahar here.

Head to Settings > Layout > Landscape Screen Layout and set it to Single Screen.

Then, select Secondary Display Screen Layout and set it to Bottom Screen.

That’s it!

CEMU (Nintendo Wii U)

Link: https://github.com/SapphireRhodonite/Cemu/releases

This is a fork of the CEMU project for Android that was created to support dual screen gaming.

To install, simply download the APK file from the latest release.

Open the APK and install CEMU.

Setting up the second screen

Setup the emulator following my setup guide for CEMU here.

Load into any game > Swipe in from the left > Show pad enable & External PAD screen enable.

That’s it!

MelonDS (Nintendo DS)

Link: https://github.com/SapphireRhodonite/melonDS-android/releases

This is a fork of the MelonDS project for Android that was created to support dual screen gaming.

To install, simply download the APK file from the latest release (not the nightly version).

Open the APK and install MelonDS.

Setting up the second screen

Settings > Video > Internal Screen Layout > Ensure it’s set to Default.

Settings > Video > External display screen > Set to Bottom Screen.

Settings > Video > External screen layout > Ensure it’s set to Default.

Go ahead and click Dual screen presets and set it to Internal: Top, External: Bottom.

Then enable Keep DS aspect ratio.

Optional: Enable integer scale if you want perfect scaling.

Fill area options will help to stretch either screen individually by height or width.

Vertical alignment options will help to align the screens vertically.

That’s it! You can finish setting up MelonDS using my MelonDS guide now as we’ve gotten the dual screen specific settings out of the way.

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