The DocHub editor enables you to quickly Lock PDF in Preview. It’s easy to grasp and requires no prior experience with similar editing tools. Simply add your file, and DocHub will take care of everything else, giving you things like:
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[Music] welcome to tips and tricks today were going to show you how to lock a PDF file on your Macintosh so that no one can access about you unless you or they have the correct password to get in so the PDF file could contain some confidential information banking information or a report that has people salaries in it things like that so if you need to lock it down its actually pretty easy on the Mac so we have some files here that we want to make confidential in our Documents folder and you can check on our channel we have another series showing how to make numbers keynote and pages files confidential as well but lets focus today on this PDF file so this PDF file here is one that we want to make confidential so if we double click on it then the preview application will open and thats the default application for opening images and PDFs on the Mac now if you have docHub Reader or just any of the pro versions of docHub it may open the file and to add a password is a diff