Can I reset my Samsung account password?
You can reset your Samsung account password at web portal: https://account.samsung.com/accounts/v1/MBR/resetPassword#
Click on "Reset password"。
Enter "ID (Email)", press "Next".
A password-reset confirmation email will be sent to your entered email address, click on the link there and you will be redirected to a page which you are required to enter a new password.