Pinned items gain a yellow pin icon. Think more URLs for articles and for YouTube videos rather than for PDFs of bank statements or Word documents. How to pin items in a conversation in Messages.

Yellow pin icons will appear next to each conversation, and you can tap them to put chats at the top of the list—you can save a maximum of nine. How to unpin a Messages conversation on an iPhone.

Tap the yellow pin icon to pin a conversation. Abigail Abesamis Demarest/Business Insider 5. When finished, tap "Done." Alternatively, you can pin a conversation to the top of the app ...