The main reason is that third-party games are currently only stored in the Steam Deck's internal memory. If you plan to install additional non-Steam games on the Steam Deck, you may need a microSD card for additional storage. Read More Preparation for Adding Non-Steam Games to the Steam Deckīefore setting up the Heroic Games Launcher on Steam Deck, there are a few things you might want to do first. Once installed, Heroic can be used to connect to your Epic Games or GOG account, after which it will find your game library and import it. Heroic Games Launcher is a free and open-source software designed to give Linux users access to the Epic Games Store and GOG.com Store. But Heroic is ideal, a simpler, more targeted approach. If you want to install games from Epic or GOG games on Steam Deck, there are two options, Lutris and Heroic. While the Steam library has a ton of games, others are only available through third-party services such as Epic and GoG Games. How to Install GOG Games on Steam Deck Using Heroic.How to Install Epic Games on Steam Deck Using Heroic.How to Install Heroic Games Launcher on Steam Deck.

Preparation for Adding Non-Steam Games to the Steam Deck.How to install Epic and GoG Games on Steam Deck? This article from MiniTool Partition Wizard would show you a complete guide about it. Not only can you use Steam Deck to access your purchased Steam games, but it can also run games from Epic Games and GOG.

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