How can I link my 2 devices to both my iPhones
How do I link my phones to my Apple ID
iPhone 7 Plus, iOS 13
How do I link my phones to my Apple ID
iPhone 7 Plus, iOS 13
Just use the same Apple ID in each phone. Enable iCloud.
I'm not exactly sure what you mean, but you might want to see the "Create an Apple ID on your iPhone, iPad, or iPod touch" section in:
How to create a new Apple ID - Apple Support
or:
Learn how to sign in to all Apple services on your device.
How can I link my 2 devices to both my iPhones