Hi, I turned on Two-factor authentication, but when I needed to log in
to my account I could receive the email confirmation code but could not
receive the 6-digit code from the SMS. So I created a new account to
send this message. I tried many ways, ...
Just to provide another way for others, if you have the meta-horizon app
and already logged in, you can delete your bound phone in the account
center, it will turn off 2fa at the same time and only need email
confirmation code. May it help.