Removing text from a PDF isn't as easy as drawing a black bar across it. Fortunately, redaction tools let you truly erase sensitive text in Preview, Adobe Acrobat DC Pro, and PDFPen.

How to use a PDF redactor to black out content Online tools make it easy to hide sensitive information in PDF files in just a few clicks.

Since Word normally defaults to show hidden text (that’s why the potentially hidden sentence contains those dots), I now will change the default by going to Word’s default screen: On the toolbar click ...