TL;DR: Starting Aug. 12, new and existing AT&T customers can pre-order the Google Pixel 11 Pro for free when they trade in any old Google Pixel, no matter its age or condition. Opens in a new window Credit: Google Google Pixel 11 Pro Trade in any old Google Pixel — any year, any condition — and get the new Pixel 11 Pro for free at AT&T. Starting Wednesday, Aug. 12, the carrier is opening preorders for the new Pixel 11 lineup, and the trade-in offer makes the timing even better: hand over any old Pixel, and walk away with a Pixel 11 Pro for $0.