Xbox One Insider Preview build 15063 is now available in the Alpha ring March 21, 2017 by admin Tweet Microsoft today released a new Xbox Insider Preview build to the Alpha ring, bringing the build number to 15063. Citing miscellaneous fixes, the company only lists three known issues. Read more… Neowin Related Posts:Xbox Insider Alpha and Beta ring users get Build…New Xbox Insider Alpha update includes new…Microsoft updates Xbox Insider Alpha, Beta, and…Xbox Insider Alpha, Alpha Skip-Ahead, and Xbox for…Microsoft Xbox Insider Alpha and Alpha Skip-Ahead…