You need to have a phone number to register for a Ria account. Follow the steps below if you need to change the phone number on your account. 

If you can log in to your account:

• If you can log in, update your phone number in your Ria account

If you need to verify your account but can't receive a one-time passcode by text:

• If you need to verify your account but can't receive the one-time passcode by text, start signing in to your account in the app and tap Didn't get the code? and then I can't access this phone. A verification code will be sent to your email address instead, and you'll be able to change your phone number after you've signed in.