2FA isn't some app. It's an idea. That multiple and different forms of authentication increase security. You can't just get rid of one of the factors. You at le

2FA isn't some app. It's an idea. That multiple and different forms of authentication increase security. You can't just get rid of one of the factors. You at least have to replace it with another form. So yeah you can have password + totp, but if you get rid of password then you just have single factor and have lowered your security.