How to Sign in iCloud in my Mac air
I tried to sign in the iCloud in my Mac air, then 6 digit pop up in my iPhone , where should i type these numbers, tried password field, but failed
iPhone 12, iOS 15
Question marked as
What you received was the verification code, allowing access to your iCloud account.
Check this article about it:
Get a verification code and sign in with two-factor authentication - Apple Support
Or this one:
Two-factor authentication for Apple ID - Apple Support