approve iphone from icloud
How do I approve my iphone from another device?
iPhone XS, iOS 13
Question marked as
Check this:
...
If you don’t have a trusted device handy, you can have a verification code sent to your trusted phone number as a text message or phone call.
- Click Didn't get a verification code on the sign in screen.
- Choose to have the code sent to your trusted phone number.
- You'll get a text message or phone call from Apple with your verification code.
- Enter the code on your other device to complete sign in.
...
copied from: Get a verification code and sign in with two-factor authentication - Apple Support