How To Add Birthdays To Iphone Calendar Without Contacts. Every time i try to add some birthday info to any contact but without filling the year (ie: In the contacts app, assign a photo to a contact, add a pronunciation, change a label, add a birthday, and.

Here’s how you can add, edit and, see birthdays on iphone calendar with or without adding the relevant contact. Make sure you have birthdays defined in your contacts app by.