As per the description, you want to know about the Adobe Export PDF service features and want to cancel the subscription/service, is that correct?
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.
For more information, you can visit the following link: https://helpx.adobe.com/document-cloud/help/using-exportpdf.html
For cancellation, you may refer to https://helpx.adobe.com/document-cloud/kb/cancel-subscription-acrobat-online-services.html
Feel free to update this discussion in case you need further assistance.