It is best practice to upgrade to using an Authenticator app based 2FA to increase the security of your Shakepay account. You also benefit from being able to access 2FA codes when you travel.
Enabling 2FA with an Authenticator app
With the Authenticator app method, you must first download an Authenticator app that will store a secret and generate codes. These codes are the 2FA codes that can be used with Shakepay at any time.
Log in to Shakepay
For mobile, go to Settings > Security > Authenticator app and tap Copy secret
For web, go to your Profile and click Enable app authenticator
Open up your Authenticator app and,
Click the + button in the top right hand corner
Select Manual Entry, and paste the secret key you copied in the field Key or scan the QR code
Voila! Your 2FA codes will now be generated from your mobile device.