Apple has released iOS 16.0.3 with a fix for an issue where incoming call and app notifications might be delayed on an iPhone 14 pro or iPhone 14 Pro Max.
Apple has also fixed a bug which saw low microphone volume during CarPlay phone calls on the iPhone 14.
Meanwhile, iOS 16.0.3 fixes a camera issue in the iPhone 14 Pro and Pro Max where the service may be slow to launch.
iOS 16.0.3 brings one security update for iPhone 8 and above, where processing a maliciously crafted email message may lead to a denial-of-service. An input validation issue was addressed with improved input validation.
As normal, to update to iOS 16.0.3, go to your iPhone Settings > General > Software Update and install iOS 16.0.3 when you can.