https://www.gamespot.com/articles/new-destiny-2-update-adds-masterworks-weapons-on-p/1100-6455597/

As promised, a new Destiny 2 update has been released following the latest batch of server maintenance. Bungie has also shared the full patch notes for update 1.1.1.1, detailing everything that's been changed or added to the game on PC, PS4, and Xbox One. Most notably, the previously announced Masterworks weapons are now available for players to acquire.