From 25/05/22 Bitfinex will no longer support Twilios SMS authentication method. All users of the Twilio SMS service are required to set up an alternative authentication method from the Account Security page: such as U2F or Google Authentication.

　　For more information about 2FA options, please see this article, section: Two-Factor Authentication .

　　If you require assistance you can reach out to our customer support team via cs.bitfinex.com