Steam Deck: How To Run Sega Game Gear Games

This guide details how to install and play Sega Game Gear games on your Steam Deck using EmuDeck, including optimizing performance and troubleshooting common issues.

Quick Links

• Before Installing EmuDeck
• Installing EmuDeck on the Steam Deck
• Transferring Game Gear ROMs and Using Steam ROM Manager
• Resolving Missing Artwork in EmuDeck
• Playing Game Gear Games on the Steam Deck
• Installing Decky Loader on the Steam Deck
• Installing the Power Tools Plugin
• Troubleshooting Decky Loader After a Steam Deck Update

The Sega Game Gear, a pioneering handheld console, now finds a new home on the Steam Deck thanks to EmuDeck. This guide provides a comprehensive walkthrough. Updated January 8th, 2025.

Before Installing EmuDeck

Prepare your Steam Deck by taking these essential steps:

Activate Developer Mode:

1. Press the Steam button.
2. Access the System menu.
3. In System Settings, enable Developer Mode.
4. Access the newly-created Developer menu.
5. Navigate to Miscellaneous and enable CEF Remote Debugging.
6. Restart your Steam Deck.

Recommended Items:

• External storage (A2 microSD card recommended) to store ROMs and emulators, keeping your internal SSD free for Steam games. Alternatively, an external HDD connected via a dock will work.
• Keyboard and mouse for easier file management and artwork searching.
• Legally obtained Game Gear ROMs (copies of games you own).

Installing EmuDeck on the Steam Deck

Now, let's install EmuDeck:

1. Switch to Desktop Mode.
2. Open a web browser and download EmuDeck from its official website.
3. Select the Steam OS version and choose Custom Install.
4. Select your SD card as the primary installation location.
5. Choose your desired emulators (RetroArch, Emulation Station, Steam ROM Manager are recommended).
6. Enable Auto Save.
7. Complete the installation.

Quick Settings:

Within EmuDeck, access Quick Settings and:

• Ensure AutoSave is enabled.
• Enable Controller Layout Match.
• Set Sega Classic AR to 4:3.
• Turn on LCD Handhelds.

Transferring Game Gear ROMs and Using Steam ROM Manager

Time to add your games:

Transferring ROMs:

1. In Desktop Mode, use Dolphin File Manager to navigate to your SD card's Emulation/ROMs/gamegear folder.
2. Transfer your Game Gear ROMs into this folder.

Steam ROM Manager:

1. Open EmuDeck and launch Steam ROM Manager.
2. Close the Steam client when prompted.
3. Follow the on-screen instructions, selecting the Game Gear icon and adding your games.
4. Verify artwork and save to Steam.

Resolving Missing Artwork in EmuDeck

If artwork is missing:

• Use the "Fix" function in Steam ROM Manager, searching for the game title.
• If the ROM title includes numbers, remove them before re-scanning.
• Manually upload missing artwork via the "Upload" function, saving images to the Steam Deck's Pictures folder.

Playing Game Gear Games on the Steam Deck

1. Switch to Gaming Mode.
2. Access your Game Gear collection in the Steam Library.
3. Select a game and play.

Performance Settings:

To improve performance:

1. Open the Quick Access Menu (QAM).
2. Go to Performance.
3. Enable per-game profiles and set the Frame Limit to 60 FPS.

Installing Decky Loader on the Steam Deck

Decky Loader enhances functionality:

1. Switch to Desktop Mode.
2. Download Decky Loader from its GitHub page.
3. Run the installer and choose the Recommended Install option.
4. Restart your Steam Deck.

Installing the Power Tools Plugin

Power Tools further optimizes emulation:

1. In Gaming Mode, access the Decky Loader plugin menu (QAM).
2. Open the Decky Store and install the Power Tools plugin.
3. Configure Power Tools (disable SMTs, set threads to 4, adjust GPU clock if needed).

Troubleshooting Decky Loader After a Steam Deck Update

If Decky Loader disappears after an update:

1. Switch to Desktop Mode.
2. Re-download Decky Loader from GitHub.
3. Run the installer (using sudo if prompted).
4. Restart your Steam Deck.

Enjoy your Game Gear games on your Steam Deck!