To do Alt + J + P + Q on Mac in PowerPoint, download and install Accelerator Keys, then press Option, followed by J, P, Q.
Command: Reset Picture
This is how to do Alt + J + P + Q on Mac in PowerPoint with Accelerator Keys, the native ribbon and alt key shortcut solution for Mac users who get more done with PowerPoint.
Alt + J + P + Q resets the selected picture in PowerPoint. This removes all formatting changes including color adjustments, artistic effects, and cropping, restoring the picture to its original appearance.