How to deactivate my Apple Card?

If you mean to “close” your AppleCard account, be aware that doing so is almost always injurious to your credit rating.

It’s generally better for you to simply stop using it.

However, to answer your question:

How to close your Apple Card account - Apple Support

Apple Card User Guide - [Table of Contents] Apple Support

//support.apple.com/guide/apple-card-web-servicing/toc

This includes most/all aspects of use, setup, Apple Card info.

To close an Apple Card account, the account owner

or co-owner can contact an Apple Card Specialist.

How to close your Apple Card account

1. On your iPhone, open the Wallet app and tap Apple Card.
2. Tap the More button , then tap Card Details .
3. Tap the Message button  to start chatting with an Apple Card Specialist.

"After an account is closed, the account owner and co-owner are

responsible for paying any remaining balance. Make sure that you remove

Apple Card from automated bills, such as utilities, or accounts that you

use for online spending."

Update your Apple Card account information - Apple Support

//support.apple.com/en-us/HT209228

How to make Apple Card payments - Apple Support

(includes remove/delete bank account, & etc)

//support.apple.com/en-us/HT209226