Apple Turned On a Buried iPhone Setting. You Might Want It Off.
Wall Street Journal
Up-to-date iPhones have a “Discoverable by Others” switch on by default. Here’s what it is, how it helps Apple’s Journal app—and why it isn’t as scary as it sounds.
https://www.wsj.com/articles/apple-iphone-discoverable-by-others-journaling-suggestions-9d63086d