You don't get message authentication code be caused phone network congestion, please wait 30 minutes to try again.
In addition, please follow the following steps:
Please confirm the network connection of the mobile phone. If the network is not stable, please move your mobile phone to a good signal position
Remove the firewall on the phone, blacklisting and other functions
Turn off your phone and turn on again
If you can't receive the SMS verification code after the phone is restart several times, please reply to your phone model, mobile system category (iOS, Andriod), your country and region to customer service through QQ or telegram. We will contact the SMS provider to deal with it as soon as possible.
QQ group：361145004/ 80039907