Question marked as Top-ranking reply User profile for user: frazzm737 frazzm737 User level: Level 9 55,230 points Aug 28, 2021 6:35 PM in response to 阳阳228 Check these links...If your iPhone, iPad or iPod touch won’t update - Apple Supporthttps://discussions.apple.com/docs/DOC-250003031 Show more Less Reply Link