Sources: Apple's Siri upgrade has run into snags recently, possibly pushing some personalized Siri and other features from iOS 26.4 to iOS 26.5, due in May (Mark Gurman/Bloomberg)

Mark Gurman / Bloomberg: Sources: Apple's Siri upgrade has run into snags recently, possibly pushing some personalized Siri and other features from iOS 26.4 to iOS 26.5, due in May   —  Apple Inc.'s long-planned upgrade to the Siri virtual assistant has run into snags during testing in recent weeks …