Apple’s iPhone runs the iOS operating system, while iPad run iPadOS—based on iOS. You can find the installed software version and upgrade to the latest iOS right from your Settings app if Apple still supports your iPhone or iPad.
What Is the Latest Version of iOS for iPhone and iPadOS for iPad?
Apple’s iPhone runs the iOS operating system, while iPad run iPadOS—based on iOS. You can find the installed software version and upgrade to the latest iOS right from your Settings app if Apple still supports your iPhone or iPad.