The handwritten notes are embedded to the original documents by
default. It support to embed to original PDF and export as a new PDF.
The embedded PDF will be saved as the original document while the
exported PDF will be saved as a new PDF file and retain the handwritten
notes.
The embedded handwritten notes can be checked and edited on some
PC applications such as Adobe acrobat、WPS、chrome. The notes can also
be checked and edited on other BOOX devices.