I found the 787 hidden in a folder named “Ryanair” which is community dlc.
And yes i think it should be no problem to delete and reinstall premium/deluxe content. But for some reasons i am not too sure 
I found the 787 hidden in a folder named “Ryanair” which is community dlc.
And yes i think it should be no problem to delete and reinstall premium/deluxe content. But for some reasons i am not too sure