To create a PDF file for each image of multiple documents scanned one after the other, you will need to change the specific profile settings in ScanSnap Home.
To change the profile settings:
- Open the [Edit profiles] window.
- Select the profile you want to change.
- Click the [Option] button under [File format] in [Scan settings] to display the [PDF file option] window.
- Select [Create a PDF file per number of specified sheets] under [PDF page split] and set  as the number of images a PDF file will contain.
(Select the model name of the ScanSnap at the top of the page)