Talk:The Index/@comment-66.206.234.190-20180718183322/@comment-2804:7F7:A284:84E1:60F6:CC23:7575:8A0-20180718213701

It does indeed work, it just doesn't show on the rewards screen, but if you compare the amount of credits you had before with the amount that you get after you will see that your credits were in fact doubled.