iPadOS 26.6 is now available for iPad, beginning under-the-hood preparation for Siri AI while delivering security patches, bug fixes, and reliability improvements. However, iPadOS 26.6 appears to handle some of the background work required before the next operating system and its new Siri capabilities arrive. Apple also tested iPadOS 26.6 alongside iOS 26.6 through an extended beta cycle. iPadOS 26.6 prepares iPads for Siri AIWe expect iPadOS 26.6 to begin indexing data needed by the new Siri AI features coming in iPadOS 27. Apple rolls software updates out gradually, so iPadOS 26.6 may not appear on every eligible device immediately after release.