If you created an account to use BTPM+, account management including deletion is handled through PBS.
To delete your account and personal information:
Visit the PBS Help Center using the link below
Follow the steps outlined there to request account deletion
Delete your PBS / BTPM+ account:
https://help.pbs.org/support/solutions/articles/12000083359-how-do-i-delete-my-pbs-account-and-personal-information-
Once your request is submitted, PBS will handle the process according to their privacy policies.
If you have questions or need help along the way, feel free to contact us.