Pictures taken on my iPhone
I would like to stop my pics from being copied to my mac automatically when using my iPhone 12, I have looked on the internet but to not avail. I don't know whether this is a new feature from iOs 14.1 or else
What do mean by copy? Where in Mac Photos app?
Probably you have --> Sync photos between your Mac and iPhone or iPad - Apple ...
Also know how to --> Keep your photos safely stored and up to date on all of your ...
The above two links will give you how to, with that you can surely figure out how not to.