There are a few different ways to backup your contacts on an iPhone. Here are three common methods:


Method 1: iCloud Backup


Go to Settings > your name > iCloud > iCloud Backup.

Turn on iCloud Backup if it's not already on.

Tap Back Up Now to create a new backup. This will backup all your iPhone data, including contacts, to iCloud.

Method 2: iTunes Backup


Connect your iPhone to your computer and open iTunes.

Select your iPhone in iTunes.

Click "Back Up Now" to create a backup of your iPhone data, including contacts.


Method 3: Export Contacts to a File -

Open the Contacts app on your iPhone.

Tap on the contact you want to export.

Tap on the "Share Contact" button.

Choose how you want to export the contact (e.g. email, text message).

Send the contact to yourself or save it to a cloud storage service like iCloud, Google Drive, or Dropbox.

Note: It's a good practice to backup your contacts regularly to ensure you don't lose any important information in case of an unexpected event.