Hi @SongYih ,
I don't know how do you generate PDF documents.However,I know a method is RemoveCustomerDefined(). You could tried it. It could remove your custome pdf.
Best regards,
Yijing Sun
If the answer is the right solution, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.