How do I download hi-resolution photos from iCloud to my Mac?
How do I download hi-resolution photos from cloud to my computer?
[Re-Titled by Moderator]
Earlier Mac models
One way is to select the pictures at iCloud.com, then choose the three dots at the upper right,
and choose More Download Options. You get some choices:
You can see maybe more details, here:
Download iCloud photos and videos - Apple Support
Is this what you want? It may be easier to use the Photos app on the Mac rather than downloading through a browser. Let us know...