Learn how to play Roblox and games from other platforms to make the most of your Steam Deck like never before.

Learn how to play Roblox and games from other platforms to make the most of your Steam Deck like never before.

2. Find the non-Steam Game you want to add After selecting “Add a Non-Steam Game to My Library,” a new window listing available applications will appear on your computer.

Add Roblox to your Steam library. Go to the Library tab in Steam and click ‘Add a Game’ in the bottom-left corner, then choose ‘Add a Non-Steam Game.’ Locate and check the Roblox Player.