https://9to5mac.com/2025/05/07/ios-185-five-new-features-are-coming-next-week/
Please read more at the above link
#5: Satellite features come to iPhone 13
Historically, if you wanted to use satellite features in iOS, you needed an iPhone 14 or newer.
But that’s changing with iOS 18.5, which enables you to access carrier-provided satellite features on an iPhone 13, 13 mini, 13 Pro, or 13 Pro Max.