When does the McDonald’s® App require me to 2FA? July 07, 2022 08:52 Updated 2FA is mandatory for better user security and protection when accessing My McDonald’s App. Related articles What is 2FA? How can I authenticate my app with 2FA if I happen to forget my email/password? I still haven't received the password reset email from McDonald's. Is there anything else that I can do? What happens if I forget my password? How long is the OTP valid for?