When uploading documents, the “A PDF file that cannot be signed has been uploaded. Check that there are no problems with the file and that it is not protected with security settings ” error may be displayed and the document cannot be uploaded.
The error may be caused by one of the following.
Signatures may be prohibited due to PDF file settings
The PDF file may be encrypted
The PDF file may be protected with a password
Check the settings of the PDF file, and change them as necessary if the above applies.
CloudSign ensures the credibility of PDF files by applying electronic signatures. The error above will occur if settings are such that signatures are prohibited.
If the problem persists even after changing settings, please inquire using the Chat screen at the bottom right of CloudSign.