How to compress PowerPoint presentations and reduce picture file size
FEBRUARY 26, 2019
Did you know PowerPoint has a built-in picture and video compression tool? Images: Select a picture on any slide and go to the Picture Tools Format tab on the ribbon. Choose Compress Pictures in the top left corner: the pop-up box shows you the resolution options you have for the image. You could go into an image editing program, and the Photos app in Windows 10 is actually really good for this. Method 3: Reducing picture resolution in PowerPoint.