Destiny 2 PC beta is now accessible to those who have preordered the game. Now if you did not preorder, you can get to access it tomorrow, when it gets open for all. The content of this PC beta is same as that of the console beta.
The Destiny 2 PC beta will need 14.8 GB HD space. It can be installed and launched through the Battle.Net desktop app.
— Bungie (@Bungie) August 28, 2017
Activision mentioned recently that the beta and pre-orders for consoles have crossed the marks of the original Destiny in the same period. Destiny 2 is releasing on September 6th, 2017 for PS4 and Xbox One. For PC, it will release on October 24th.