After more than 15 years covering everything Apple, it’s with a heavy heart we announce that we will no longer be publishing new content on iMore and the iMore forums will be closing as of November 1st, 2024.
Go to settings, notifications, messages. Toward the bottom of the screen there is a setting that says repeat alerts. You can set this from never to 10 times. It mentions that alerts will repeat at 2 minute intervals.