Reset attachment permissions

Last updated on Aug 16, 2025

Learn how to restore the default allowed and disallowed file attachment types in Adobe Acrobat.

Windows

Select Menu > Preferences.

Select Trust Manager under Categories.

In the PDF File Attachments section, select Restore.

Note

The Restore button is only available when you change the attachment settings.

Select Yes in the confirmation dialog box.

Select OK.

macOS

Select Acrobat > Preferences.

Select Trust Manager under Categories.

In the PDF File Attachments section, select Restore.

Note

The Restore button is only available when you change the attachment settings.

Select Yes in the confirmation dialog box.

Select OK.