How to make the pdf file read only when exported from a oform file?

I use DesktopEditors to fill a OFORM file, when i finish and save this file as a pdf file. But the pdf is editable, how to make the pdf file read only?
Can you add this choice when save as: Read only Pdf, Editable Pdf?

Desktop Editors version:7.5
OS version: windows 11
Downloaded from: ONLYOFFICE website

Hey @Li.fe
Thank you for the suggestion. I will pass on the information and get back to you with the response we receive. :handshake:

hey @Li.fe :handshake:

We have registered your suggestion to add the ability to protect the file from editing when saving the form. :white_check_mark: