That’s because Bitwarden used various methods to enable auto-fill in places where the native auto-fill capability of Android doesn’t work. See https://bitwarden.com/help/auto-fill-android/ for an explanation.
It’s in the bottom part of the text: they will send an email to the account itself and to recovery email addresses.
That’s because Bitwarden used various methods to enable auto-fill in places where the native auto-fill capability of Android doesn’t work. See https://bitwarden.com/help/auto-fill-android/ for an explanation.