This update provides important bug fixes and security updates for your iPhone including:
Touch screen may be temporarily unresponsive in certain circumstances on iPhone 16 and iPhone 16 Pro models
Camera may freeze when recording macro mode video on the Ultra Wide camera in 4K with HDR turned off on iPhone 16 Pro models
Messages may unexpectedly quit when replying to a message with a shared Apple Watch face
Performance may be impacted due to an issue with memory allocation on some iPhone models
For information on the security content of Apple software updates, please visit this website: https://support.apple.com/100100
(Originally posted by Jay Peters)