iPhone SE originally shipped with iOS 9.3, supporting iPhone 6- and 6S-exclusive features such as Apple Pay, Live Photos, Retina Flash, and always-on Siri voice activation.
The SE is compatible with iOS 13.
During the WWDC 2019 Keynote, Apple announced, that iPhone SE, 6S, and 6S Plus would support most of the main features of iOS 13.
This includes the new dark mode (which aims to reduce eye strain), and Low Data Mode for restricting background network (both Wi-Fi and mobile network) usage.
Along with iPhone 6S and 6S Plus, iPhone SE is the oldest iPhone to support iOS 14.
iPhone SE originally shipped with iOS 9.3, supporting iPhone 6- and 6S-exclusive features such as Apple Pay, Live Photos, Retina Flash, and always-on Siri voice activation. The SE is compatible with iOS 13. During the WWDC 2019 Keynote, Apple announced, that iPhone SE, 6S, and 6S Plus would support most of the main features of iOS 13. This includes the new dark mode (which aims to reduce eye strain), and Low Data Mode for restricting background network (both Wi-Fi and mobile network) usage. Along with iPhone 6S and 6S Plus, iPhone SE is the oldest iPhone to support iOS 14.
IPhone SE (1st generation)