How do I back up my iPhone 11?
How do I back up my iPhone 11?
iPhone 11, iOS 16
This article describes your options.
Each has “pros” and “cons” …
… but Automatic iCloud backups are probably the best option for most users.
Backup methods for iPhone, iPad, and iPod touch - Apple Support
This article gives some extra detail on iCloud backups.
What does iCloud back up? - Apple Support