Hey Robc,
We see that you have subscribed for the Document Cloud PDF services. And you have an active subscription of Export PDF registered to your account.
Adobe Export PDF is an online Adobe Document Cloud service. With it, you can easily turn PDF files into editable Word, Excel, PowerPoint, and RTF (Rich Text Format) documents.
Try the following steps to activate your Export pdf service-
1- Export PDF is an online service that you can use online via: https://cloud.acrobat.com/exportpdf
Sign Out & Sign In once if you have already signed in.
2- You can also use the services through free desktop version of Adobe Acrobat Reader DC: Adobe Acrobat Reader DC Install for all versions
3- “Sign In” using the email (Adobe ID) under which you have subscription registered.
4- For detailed description of how to use the Export PDF service, you may refer to- Using Adobe Export PDF
You may refer to the following link for any troubleshooting: Troubleshooting Create PDF, Export PDF, Adobe Send, Fill & Sign … services(PDFPack or Document Cloud Services).
Let us know if it still doesn't work.
Regards,
Akanchha