It’s not arbitrary — most of these choices are made based on whether the device can handle the newer, more powerful operating system. This year, for the first time, the iPhone 4S will no longer receive future upgrades.
The full list of iPhones that will get the upgrade to iOS 10 include:
- The iPhone SE
- The iPhone 6S
- The iPhone 6S Plus
- The iPhone 6
- The iPhone 6 Plus
- The iPhone 5S
- The iPhone 5C
- The iPhone 5
As you can see, the iPhone 4S is not on this list. Now, onto the list of iPads that will be supported:
- The iPad Pro 12.9-inch
- The iPad Pro 9.7-inch
- The iPad Air 2
- The iPad Air
- The iPad 4th generation
- The iPad with Retina Display (3rd generation)
- The iPad 2
- The iPad Mini 4
- The iPad Mini 3
- The iPad Mini 2
- The iPad Mini
The original iPad is not on this list. Apple also has a list of iPods that will be supported, and they include:
- The iPod Touch 6th-generation
- The iPod Touch 5th-generation
Exempt is the iPod Touch fourth generation. Here’s a quick list of the aforementioned devices that won’t be updated to iOS 10:
- The iPhone 4S
- The Original iPad
- The iPod Touch 4th Generation
You can download the update now on your compatible device by going to Settings > General > Software Update.