List of Models Not Upgradable to the Latest iOS but Still Receiving Security UpdatesModelRelease DateLast Security UpdateiPhone SE (1st Gen)March 31, 2016July 2024iPhone 7 / 7 PlusSeptember 16, 2016July 2024iPhone 8 / 8 PlusSeptember 22, 2017July 2024iPhone XNovember 3, 2017July 2024