How does this update my iPhone more secure?
how does this update my iPhone to make it more secure?
how does this update my iPhone to make it more secure?
If you mean iOS 14.4.2 that is described here→About the security content of iOS 14.4.2 and iPadOS 14.4.2 - Apple Support
If you mean iOS 14.4.2 that is described here→About the security content of iOS 14.4.2 and iPadOS 14.4.2 - Apple Support
How does this update my iPhone more secure?