You can add protection to individual content controls or a group of content controls in an online form to help prevent someone from deleting or changing them. You can also
help protect all of the form content with a password.
What do you want to do?
Add protection to parts of a form
- Open the form that you want to help protect.
- Select the content controls or the group of controls to which you want to restrict changes.
- On the Developer tab, in the Controls group, click Properties.

- In the Content Control Properties dialog box, under Locking, do either of the following:
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Add protection to all of the contents of a form
- Open the form that you want to help protect.
- Make sure that you are not in design mode by clicking Design Mode in the Controls group.

- On the Developer tab, in the Protect group, click Protect Document, and then click Restrict Formatting and Editing.
- In the Protect Document task pane, under Editing restrictions, select the Allow only this type of editing in the document check box.
- In the list of editing restrictions, select Filling in forms.
- Under Start enforcement, click Yes, Start Enforcing Protection.
- To assign a password to the document so that only reviewers who know the password can remove the protection, type a password in the Enter new password (optional) box, and then confirm the password.
Important If you choose not to use a password, anyone can change your editing restrictions.
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