What you need to run iOS 15 and iPadOS 15

iOS compatibility list

Apple seldom removes compatibility for older models due to the longevity of its custom Apple Silicon. For the 2021 operating system releases, these devices are compatible.

In short, if your device ran iOS 14, it will run iOS 15 as well.

iPhone models compatible with iOS 15

• iPhone 13 mini
• iPhone 13
• iPhone 13 Pro
• iPhone 13 Pro Max
• iPhone 12 mini
• iPhone 12
• iPhone 12 Pro
• iPhone 12 Pro Max
• iPhone 11
• iPhone 11 Pro
• iPhone 11 Pro Max
• iPhone XR
• iPhone XS
• iPhone XS Max
• iPhone X
• iPhone SE (2nd generation)
• iPhone 8
• iPhone 8 Plus
• iPhone 7
• iPhone 7 Plus
• iPhone 6s
• iPhone 6s Plus
• iPhone SE (1st generation)

iPad models compatible with iPadOS 15

• iPad Pro 12.9-inch (5th generation)
• iPad Pro 12.9-inch (4th generation)
• iPad Pro 12.9-inch (3rd generation)
• iPad Pro 11-inch (3rd generation)
• iPad Pro 11-inch (2nd generation)
• iPad Pro 11-inch (1st generation)
• iPad Air (4th generation)
• iPad Pro 12.9-inch (1st and 2nd generation)
• iPad Pro 10.5-inch
• iPad Pro 9.7-inch
• iPad Air (3rd generation)
• iPad Air 2
• iPad (9th generation)
• iPad (8th generation)
• iPad (7th generation)
• iPad (6th generation)
• iPad (5th generation)
• iPad mini (6th generation
• iPad mini (5th generation)
• iPad mini (4th generation)

Updates are installed automatically, when the feature is enabled, or manually via the Settings app. Navigate to Settings, General, Software Update, then tap "Download and Install."