What is your program Photoshop, Photoshop Elements, or Premiere Elements on your Mac computer?
Somehow your thread got posted in the Adobe Premiere Elements Forum.
If your program is Photoshop, then see Adobe Photoshop Forum
If your program is Photoshop Elements, then see Adobe Photoshop Elements Forum
But, in this case, the answer that Peru Bob gave to your question should cover across the lines.
But, when you get into the specifics of your workflow, please consider the above to get the quickest
replies from the experts for your program.