Instagram is once again cribbing from competitors like Snapchat and BeReal with a new photo-sharing format it calls "Instants," which are ephemeral photos that you can't edit and that you can only share with your close friends or followers that follow you back. Instants are available globally beginning on Wednesday as a feature in the inbox in the Instagram app and as a separate app that's now in testing in select countries.
To access Instants from the Instagram app, go to your DM inbox and look in the bottom-right corner for an icon or a stack of photos. After you post a photo, your friends can emoji react to it and send a reply to your DM …