I’m sure you’ve noticed that your Messages alerts sound twice: once when you get the message, and again two minutes later. If this isn’t your cup of tea, there’s an easy way to change it. Repeat Alerts can be found, and changed, in the Settings app. You can choose to set repeat message alerts from Never all the way up to 10 times. It’s good to know that all alerts repeat in two-minute intervals. Here’s how to turn off repeat message notifications.