With the help of printers you can print any photo in different material and set the size. There are few simple steps on how to print 4x6 photos on my HP printer. Turn on your computer and remove all the paper in the input tray. Now you can load 4x6 paper with glossy side facing down. Now open the photo you want to print on your computer. You will see multiple options to readjust the size. Click on the size you want and select Print.