How to Scan Directory for Games in RetroArch

RetroArch simplifies emulation management by organizing ROMs into playlists, but this requires an initial content scan. This guide outlines the step-by-step process for scanning a directory for games in RetroArch, ensuring your library is populated correctly with metadata and cover art. Follow these instructions to automate game detection and streamline your retro gaming experience.

Preparing Your File Structure

Before initiating a scan, ensure your game files are organized logically. RetroArch works best when ROMs are sorted into separate folders by console or system. For example, keep all Nintendo Entertainment System files in one folder and Sega Genesis files in another. This organization helps the scanner identify the correct core and apply the appropriate metadata to each game entry.

Launch RetroArch on your device and wait for the main menu to load. Using your controller or keyboard, navigate to the main menu list. Look for the option labeled Import Content. This section is dedicated to adding new games to your library and is the starting point for any directory scan.

Selecting Custom Directory

Within the Import Content menu, select Custom Directory. This option allows you to manually browse your device’s storage to locate the folder containing your game files. Avoid using the “Scan File” option for individual ROMs if you intend to build a full playlist, as the directory scan is more efficient for bulk additions.

Initiating the Scan

Once you have selected the specific folder containing your ROMs, return to the Import Content menu. You should now see an option that reads Scan This Directory. Select this option to begin the process. RetroArch will analyze the file extensions and headers within the folder to match them against its internal database.

Verifying the Playlists

After the scan completes, return to the main menu. You will notice new entries under the Playlists section corresponding to the systems detected during the scan. Select a playlist to verify that the games appear correctly with titles and box art. If games are missing, ensure your file extensions are supported and repeat the scan for that specific folder.

Troubleshooting Common Issues

If the scan fails to detect games, check that your ROM files are not archived in unsupported formats like ZIP unless specifically required by the core. Additionally, ensure that the correct system files are present, as mixing different console ROMs in a single folder can confuse the scanner. Updating RetroArch to the latest version can also resolve database mismatches that prevent proper game identification.