- Put the ROMs & game fiels inside`retrodeck/roms/`.
- Choose to install Steam Controller Templates for RetroDECK (this should be checked by default) during installation.
- In Steam desktop, go to the `Games` tab, press `Add non-Steam game to My library`, and select RetroDECK to add it to your library. If that doesn't work, right-click on the RetroDECK desktop icon and press Add to Steam in the menu.
- Switch to game mode and go to RetroDECK on the Steam Grid under `Library > Non-Steam`
- Add the `RetroDECK: Steam Deck - Neptune` Official Template under `🎮 Controller Settings` -> `Controller Layouts` -> `Templates`. Choose either the SIMPLE raidal layout or FULL radial layout.
- Get RetroDECK Steam Grid art and add it to your Steam library with BoilR, or add the art manually from [SteamgridDB](https://www.steamgriddb.com/search/grids?term=RetroDeck).
- Read up on the: [RetroDECK: Steam Deck - Hotkeys](../../wiki_rd_controls/hotkeys-steamdeck-neptune.md).
- Read up on the: [ES-DE: User Guide](../../wiki_system_guides/es-de/esde-guide.md).
- Explore our other software recommendations for the Steam Deck: [Steam Deck: Software Recommendations](../../wiki_devices/steamdeck/steamdeck-software.md).
- Check various optional optimizations that can make some systems run even better: [Steam Deck: Optimizations](../../wiki_devices/steamdeck/steamdeck-optimize.md).
- After the installation is finished, launch RetroDECK from Discover or in the KDE program menu under `Games` -> `RetroDECK`.
- Follow the first-time setup instructions and choose where RetroDECK should create the `retrodeck/` folder `Internal Storage`, `SD Card` or `Custom Location`.
- You will get a pre filled choice during the Setup to Install `RetroDECK Steam Controller Profiles` (highly recommended) and optional BIOS files.
- Open Steam while still in Desktop Mode.
- Inside Steam go to the `Games` tab press `Add non Steam game to My library` and select RetroDECK to add it into your library.
This step is only needed if you installed the profiles. If you missed installed the layouts you can always reinstall them from `RetroDECK Configurator` -> `Tools` -> `Install: RetroDECK Controller Layouts`.
- Go back into `Game Mode` by pressing the `Return to Game Mode` icon on the desktop.
- Navigate to RetroDECK `Library` -> `Non-Steam`.
- Go to `🎮 Controller Settings` -> `Controller Layouts` -> `Templates`
- Add one of the layouts for RetroDECK called `RetroDECK: Steam Deck - Neptune` SIMPLE or FULL.
- You can now use RetroDECK and it's ready to populate with ROMS. If you are unsure on how to add ROMS and BIOS to RetroDECK follow the [RetroDECK: Start Using](../../wiki_general/retrodeck-start.md)
- Get RetroDECK Steam Grid art and add it to your Steam library with BoilR, or add the art manually from [SteamgridDB](https://www.steamgriddb.com/search/grids?term=RetroDeck).
- Read up on the: [RetroDECK: Steam Deck - Hotkeys](../../wiki_rd_controls/hotkeys-steamdeck-neptune.md).
- Read up on the: [ES-DE: User Guide](../../wiki_system_guides/es-de/esde-guide.md).
- Explore our other software recommendations for the Steam Deck: [Steam Deck: Software Recommendations](../../wiki_devices/steamdeck/steamdeck-software.md).
- Check various optional optimizations that can make some systems run even better: [Steam Deck: Optimizations](../../wiki_devices/steamdeck/steamdeck-optimize.md).