SuperTokens is an open source authentication solution offering features like: Different types of login: Email / password, Passwordless (OTP or Magic link based).

SuperTokens.com

Hey, when the users try to change their email, the error shows ```Cannot update email or password of a user who signed up using third party login.```  Supertokens node.

We allow changing of emails only if the user had signed up using email password

cause for third party login, the email is controlled by the third party login provider.