Apple has released Rapid Security Responses for iOS 16.4.1 and later to quickly fix urgent security problems without going through a full operating system update. This is the first time these rapid response patches have been released.

Some iPad models are cut off when a new software version arrives, due to hardware limitations or other performance considerations. Apple typically supports older devices for years before an update cannot be installed. With the launch of iOS and iPadOS 17, there are several iPad models that will remain stuck on iPadOS 16.