How does this new iOS works

iPhone is designed to protect your data and your privacy. Built-in security features help prevent anyone but you from accessing the data on your iPhone and in iCloud. Built-in privacy features minimize how much of your information is available to anyone but you, and you can adjust what information is shared and where you share it.

To take maximum advantage of the security and privacy features built into iPhone, follow these practices: Use the built-in security and privacy protections of iPhone - Apple Support.

Jack

tobsco83 Said:

"How does this new iOS works"

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Working iOS 16 on an iPhone 6s:

This is not an option. iOS 16 is incompatible with your iPhone model(6s): iOS 16 and iPadOS 16 are Compatible with these Devices - Apple Support