When Apple stops supporting older iPhones and iPads with the latest version of iOS or iPadOS, it usually isn’t the end of the line—Apple keeps releasing new security-only patches for those devices for another year or two, keeping them usable while their hardware is still reasonably capable.

Apple has a new beta 2 version of iOS 26.3 available for public beta testers, here’s what to expect from the latest software update.

Alongside iOS 26.2.1, Apple today released an updated version of iOS 12 for devices that are still running that operating system update, eight years after the software was first released. iOS 12.5.8 is available for the iPhone 5s and the iPhone 6,

There are several new features you may be anticipating with iOS 26.3. However, if you're in the U.S., you may not receive a lot of these features.

According to AppleInsider, iOS 26.3 could finally include support for E2EE RCS messaging in Messages. A French developer known as Tiino-X83 posted a screenshot online of what could be carrier bundles in the latest iOS 26.3 beta's code. There's also a new key titled "SupportsE2EE."

OS 26.3 has been in beta testing for more than a month. The software update is relatively minor, but it does include a couple of new features for iPhones. iOS 15.3 through iOS 18.3 were all released to the general public in late January over the years,