I found the solution. ‘UE4PrereqSetup_x64.exe /q’ or ‘UE4PrereqSetup_x64.exe /silent’ makes batch file to execute without any users input
I found the solution. ‘UE4PrereqSetup_x64.exe /q’ or ‘UE4PrereqSetup_x64.exe /silent’ makes batch file to execute without any users input