To sign in to the site, you need to use the SSO account. If you don’t have one, you can create a new SSO account by performing the steps of the following instructions: How can I create an Acumatica Portal account for sign-in to Acumatica Open University?
Acumatica Customer Portal
Single Access Point to Educational Resources 24/7
To get access to the Acumatica Customer Portal, ask your partner to provide you with the needed credentials.