When you download content it's tied to the gamertag that purchased it as well as the console it was purchased on. If your brother uses a different Xbox, then it will only work on your Xbox if his account is signed in. If your brother bought it on a different
console and now you 2 are sharing a console, then he may want to do a license transfer so you both have access to the game.
Did this solve your problem?
Sorry this didn't help.
Great! Thanks for marking this as the answer.
How satisfied are you with this reply?
Thanks for your feedback, it helps us improve the site.