If you see Invalid Drive error when installing the Epic Games Launcher on your Windows PC, here are the methods to fix the error successfully.

Install Proton Unlike getting Xbox Cloud Gaming on the Steam Deck (which runs through a browser), the Epic Games Launcher is its own Windows-based app — much like PlayStation Plus.

Install the Epic Games Launcher Using the default Mozilla browser that is already installed, navigate to Epic Games' website and download the Windows version of the Epic Games Launcher.

Download and install Epic Games Launcher Stay in desktop mode on your Steam Deck for now as there are a few other things that you need to do in order to get Epic Games running.

Epic Games is not yet aware of any abuse of the vulnerability in the wild. Users who use Epic Games games such as Fortnite on Windows must have the Epic Games Launcher installed.

Time needed: 5 minutes. Login to your account Open the Epic Games Launcher. You can do this by clicking on it from the Start menu list of applications.