Good morning, Annie. I am not an Apple person. But, I found a couple of articles online that may help:

I am also going to tag alto on this and maybe he can help with your questions and he can certainly add you as a contributor.

Here is a link to the Snapshot publication on Medium:

I believe you are a perfect fit for Snapshots.

You and I have a lot in common: grandmothers, wife, dog lover (and cat, for me), aspiring writers and poets, Southerners — except I am much further south than you! Are you in Virginia?