Enter the 1099-R exactly as it appears. If your age is entered correctly in the Personal Info, and you answer the RMD questions that follow after you're done entering the form, you'll be asked about making a QCD. You answer those questions and the program automatically makes the adjustment
Enter retirement income in the Find box, hit Enter and then click on the Jump To that appears below. You'll be at the beginning of the 1099-R interview..