After more than 15 years covering everything Apple, it’s with a heavy heart we announce that we will no longer be publishing new content on iMore and the iMore forums will be closing as of November 1st, 2024.
Welcome to iMore! What exactly is happening when you tap on Done in the upper right corner of the screen once you've filled in all of the information for a new contact?
Are you near an Apple Store? Most offer classes and/or tutorials in basic iOS device use. Also your carrier might offer a similar service. Generally this is free. For sure it's free at the Apple Store.
Here's the Apple iPhone support site, you should check there...