How can i get the beta on the xbox series x

Games Halo 5: Guardians
1

Someone help me I want to play the beta. Ive waited years for this game. I would love to test it

2

Is this meant for Halo Infinite?

3

believe you would have too sign up

4

This is not a Halo 5 issue. You need to sign up up to the Insiders Program, but it’s too late for this weekend’s flight