Unable to update iOS 15.2
Unable to update software updates
iPad Air 2, iOS 12
Question marked as
What happens when you try? Error message(s)?
See the articles below.
Get help with over-the-air iOS updates -
Update – Can’t or can’t restore -
Have you tried using iTunes on a computer or Finder if running Catalina or later to do the update?
Update software on iOS devices in iTunes on Mac. -
Phone, iPad, or iPod touch - Update with Finder. *
iPhone, iPad, or iPod touch - Update with iTunes. *
If you see an error when you update or restore your iPhone, iPad, or iPod *
Updating iOS: common issues and solutions. -