Im trying to secure my PDF with a password but once I click on "Properites" and then the "Security Tab", Im seeing a show details button that is greyed out so I can't make changes. How can I make these changes?
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Im trying to secure my PDF with a password but once I click on "Properites" and then the "Security Tab", Im seeing a show details button that is greyed out so I can't make changes. How can I make these changes?