Definitive Solution to Epic Games Launcher Installation Wizard Ended Prematurely Error 1.Right click on EpicInstaller.msi file and rename it to EpicGames.msi and you can see it like this C drive 2.thenRun cmd as administrator Enter the following code and press Enter Cmd Code : msiexec /i C:\EpicGames.msi Definitive Solution to Epic Games Launcher Installation Wizard Ended Prematurely Error ‐ Clipchamp