How do I pre-install H5?

Games Halo 5: Guardians
1

I know this will sound like a stupid question, but how do I pre-install Halo 5 before its released? My internet kind of sucks, and I really don’t want to have to wait to play it if I can avoid it.

Thanks in advance for any help.

2

uh you buy it in the xbox store and it should start downloading.

3

Mine downloaded soon as I purchased it on the Xbox Store.

4

Go to xbox stoe and buy which version you want then it will download.

5

it should auto install