It is not for us to know “the times or dates the Father has set by His own authority” (Acts 1:7). For the world, “the day of the Lord will come like a thief in the night… But you are not in darkness, brothers, for that day to surprise you like a thief” (1 Thes. 5:2,4). There are signs believers are instructed to watch for – birth pains, the ripening of the branches of the olive tree.
Here is the short powerpoint presentation on the Glorious Return of Christ. And here is the handout.
You can read more about this change in our statement of faith here.
And you can read the more detailed presentation about the end of the world here.