Hello Louiso,
We apologize for the inconvenience caused, as per the description above, you are not able to export a PDF, is that correct?
The record shows that you are subscribed to Adobe ExportPDF service on your current Adobe ID which you have used to sign-in on Adobe forums.
Please access the service through the URL https://cloud.acrobat.com/exportpdf with your Adobe ID and password on a browser like Chrome, or Firefox, or Safari.
If you are using the freeware Adobe Reader DC and facing some issue, please sign out and sign back in Adobe Reader using your current Adobe ID, check for any pending updates from help>check for updates, install the updates and reboot the machine and try exporting the PDF file.
For more troubleshooting, please refer to Troubleshooting Create PDF, Export PDF, Adobe Send, Fill & Sign … services(PDFPack or Document Cloud Services).
Let us know how it goes and share your findings.
Regards,
Anand Sri.