# Filter Hidden Data

Some documents contain hidden information, which is not filtered by default. Depending on the type of hidden data that you want to filter and the type of document that you are filtering, you can either use the API or set parameters in the `formats.ini` file.

© Copyright 2016-2019 Micro Focus or one of its affiliates | Send documentation feedback Close Send documentation feedback To open the configured email client on this computer, open an email window. Otherwise, copy the information below to a mail client, and then send this email to swpdl.idoldocsfeedback@microfocus.com. We appreciate your feedback! Product: Topic Title: Help Topic: Feedback:

_FT_HTML5_bannerTitle.htm