The license was not upgraded automatically.
How to upgrade Plesk license manually?
If you are a Plesk Partner, please log into your Key Administrator account and check license upgrade options. For any questions, please contact your sales representative directly or sales team: https://www.plesk.com/contact-us/
If you are not a Partner or have a license form the online store, please contact the sales team: https://www.plesk.com/contact-us/