"The deployment target setting specifies the lowest operating system version that your app can run on. For example, the lowest available setting for iPad apps i

"The deployment target setting specifies the lowest operating system version that your app can run on. For example, the lowest available setting for iPad apps is iOS 4.3." from https://developer.apple.com/library/content/documentation/IDEs/Conceptual/AppDistributionGuide/ConfiguringYourApp/ConfiguringYourApp.html#//apple_ref/doc/uid/TP40012582-CH28-SW21 https://developer.apple.com/library/content/documentation/ID...