Hello Garyw,
We apologize for the inconvenience caused, as per the description above, you want to unsubscribe from Adobe PDFPack services and want a refund, Is that correct?
The record shows that you have an active subscription to Adobe PDFPack on your current Adobe ID, to unsubscribe/cancel, please refer to the following KB article Cancel your membership or subscription | Adobe Acrobat, Document Cloud PDF services
For refund process, you have to contact the Adobe support team Contact Customer Care
I have also shared the direct contact details of Adobe support team via private message, please check your email inbox.
For troubleshooting, related to Adobe PDFPack services, please refer to Troubleshooting Create PDF, Export PDF, Adobe Send, Fill & Sign … services(PDFPack or Document Cloud Services).
Feel free to update this discussion for any further assistance.
Regards,
Anand Sri.