1. Enter Account Center and click【Security】 tab, in the【2FA】section, click the【Delete】 button that is next to the Security Key - YubiKey option.
2. Click 【I understand】after confirmation about the pop-up message.
3.Insert your YubiKey into an available USB port on your machine and press the authentication button within 60 seconds. You can try again if the time is up.
4.Verify the deletion of your YubiKey through Google Authentication or SMS Authentication.
5.The Yubikey has been removed from your account successfully.
6.If the Yubikey could not be deleted successfully, please contact online customer service for help.