Help with the specializations !!!

Hello, sorry but anyone knows how to unlock the other majors I have understood that there may be. I have the standard edition and l did not play before November 20. Anyone know what I should do.

Specialization codes have been distributed. For more information on the distribution process, check this post

https://forums.halowaypoint.com/yaf_postsm2019737_The-Official-Specializations-Email-Thread.aspx#post2019737

All specializations will be unlocked for everyone soon.