If you receive such a notification, please do the following:
1. Make sure you are using the login information you selected when creating the account. For example, if you signed up with Facebook, you should select this method when signing in.
2. If you first signed up with your email, you should select this method when you sign in.
3. If you have tried all this but still fail to sign in, contact our support team.
4. A consultant will check whether there is an account linked to this email.
5. Maybe you have entered a wrong email when creating the account.