Choose View > Toolbars > Redaction, and
select the Search And Redact tool .
In the text box, type the word or phrase you want to
remove.
Specify if you want to search the current PDF or PDFs
in another location.
Select Whole Words Only and Case-Sensitive if you want
to apply these conditions to the search.
Click Search And Redact.
In the search results, click the plus sign next to the
document name to see all occurrences of the word or phrase. Then,
select the occurrences you want to mark for redaction:
To select all occurrences on the list,
click Check All.
To select individual occurrences, click the check
box for each one you want to redact. Click the text next to a check
box to view the occurrence on the page.
To mark none of the occurrences, close the Search
window or click New Search to start over.
If you selected occurrences that you want to mark for
redaction, click Mark Checked Results For Redaction.
The Search window closes, and the items you checked
on the list are shown marked for redaction.
Note: If you haven’t
saved the file, you can select redaction marks in the document and
press Delete to remove the redaction mark. The redaction marks become permanent
after you save the file.
To remove the marked items, click Apply Redactions in
the Redaction toolbar, and then click OK.
The items aren’t permanently removed from the document
until you save it.
If you want to search for and remove hidden information
in the document by using the Examine Document feature, click Yes.
Otherwise, click No.
Choose File > Save, and specify a filename and location.
If you don’t want to overwrite the original file, save the file
to a different name, location, or both.