Over the weekend Microsoft started to roll out a new beta update to members of the Xbox One Preview Beta and a subset of members in the Delta Ring. The new update is 1806.180612-1920 and the key feature in this beta update is the addition of Fast Start technology for Games Pass titles. Games Pass is sort of a Netflix of games for Xbox owners.

For

Source: Hot Hardware – Xbox One Preview Beta Adds Game Pass Fast Start For These Titles