
The export JSON includes followed_communities
and blocked_communities
among other details.
I’ve never tried doing an import though, so not sure what happens if you upload a partial export (trimmed down to just the communities).
Note the import/export functionality referred to here is on Lemmy-UI’s (i.e. the default lemmy frontend’s) account settings page.
These days, I’d say it’s more “testing your projects in Safari”. I don’t think I’ve ever gotten a complaint from an Edge user for things I was able to get working properly in both Chromium and Firefox. People who use Apple products on the other hand…