These files are easy to share. It can be used to shared data; you can also use them to send contacts and for many other purposes. Now because PDF files are easy to work with and also are difficult to alter, there is one thing that you should think of doing to double the security of your PDF file, and that is adding a password. Also, you can use this software to edit your PDF, insert an image, highlight text, and more.
Download and install Adobe Reader. This tool is available for both Mac and Windows. Wait for some time for the installation process to get completed. Users cannot change these restrictions unless you give them password. To open a restricted PDF in these applications, the user must enter the permissions password. If you forget a password, you cannot recover it from the PDF.
All Adobe products enforce the restrictions set by the permissions password. However, if third-party products do not support these settings, document recipients are able to bypass some or all of the restrictions you set. Type the password in the corresponding field. Select what the user can print from the Printing Allowed menu:. Low Resolution dpi.
Printing may be slower because each page is printed as a bitmap image. High Resolution. Lets users print at any resolution, directing high-quality vector output to PostScript and other printers that support advanced high-quality printing features.
Select what the user can change from the Changes Allowed menu:. Prevents users from making any changes to the document that are listed in the Changes Allowed menu, such as filling in form fields and adding comments. Inserting, Deleting, And Rotating Pages. Lets users insert, delete, and rotate pages, and create bookmarks and thumbnails. Lets users fill in forms and add digital signatures.
Lets users add comments and digital signatures, and fill in forms. Any Except Extracting Pages. Lets users edit the document, create and fill in form fields, and add comments and digital signatures. Select an Acrobat version from the Compatibility menu. You can remove security from an open PDF if you have the permissions to do so.
If the PDF is secured with a server-based security policy, only the policy author or a server administrator can change it. Legal Notices Online Privacy Policy.
User Guide Cancel. Password security basics. You cannot add passwords to a signed or certified document. Add a password to a PDF. Acrobat 6. These tools give you the option of protecting a PDF with a password, and knowing how to do this is important for document security. It lets you create, edit, convert, protect PDF files, and even more. Launch PDFelement on your computer and click on the "Open files" button to load the file you want to protect.
Alternatively, you can drag and drop the file into this program.. In the next dialogue box, enter the password and confirm the password again. After setting the passwords, you can also change the permissions for printing or copying as you desired.
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