subcriptions confirmation key accidentally deleted - on my mobile icloud , i need help to confirm subscription to protect my device for any malicious activities in my laptop.

Hello,

I NEED HELP! PLS...

Subscriptions confirmation key accidentally deleted, im using Norton Internet Security\Engine\18.7.2.3 in my laptop..and email set up as icloud in my mobile device  , however, i accidentally deleted my confirmation that sent into my icloud email. i need help to retrieve the email or send the confirmation again with my icloud email address - it would be greatly appreciated the help! 

 

Thank you