Click the Windows logo in the bottom-left corner of the screen. The Start menu will pop up. Click the Photos button, which resembles a pair of mountain peaks on a colored background, in the Start menu. If you don’t see the Photos icon here, type photos into the text box at the bottom of the Start menu, then click Photos near the top of the menu. This button is in the top-right corner of the Photos window. Click each photo which you want to add to your PDF.