You can use either macOS Spotlight or a third-party tool to find all images by file type and then copy them. You might think you just want to do the former, but it’s very likely you’ll have two or more copies of many images if your images are scattered about drives and multiple computers. It’s certainly two different questions and tasks: finding and consolidating photos, and then making sure you don’t have multiple copies of the same images. How can I possibly find ALL the photos I have regardless of where they’re stored, then move or copy them into one central location for editing, storage, and backup? He already owns PhotoSweeper, an app that handles de-duplication, but he’s frustrated at having to select all the folders that contain photos in order to perform a scan and then sort through the results.
I’m finding that there are photos EVERYWHERE on these two machines-Photos library, iPhoto library, Photo Booth library, multiple file folders on dozens of different levels and in countless locations. Steve Thomas is trying to clean things up across two Macs:
