Here is the detailed user guide for Coolmuster PDF Encrypter for Mac. Let's check out how to encrypt PDF on Mac together.

Step 1. Add PDF Files

Install and run the Mac program. Its wizard-like interface will guide you through the encryption process step by step. Firstly, add the target PDF files by clicking on the button of "Add Files" on the upper of the interface.

Batch encryption is supported by this efficient Mac software so that you can add several PDF files at the same time.

Step 2. Customize Encryption Settings

Set user password or owner password, or both of them to your imported PDFs, choose the encryption level (128 bits AES, 128 bits RC4 or 40 bits RC4) and then apply any permissions for the recipient. For example, you can choose to allow printing, coping, modifying, as well as annotation adding, form filling and assemble permissions for your PDF.

You can also click the "Browse" button to select the output folder for saving the encrypted PDF files so that you'll know exactly where to find the output results.

Step 3. Start the Encryption on Mac

After all the encryption settings are done, you can hit on the big "Encrypt" button let the PDF Encrypter for Mac perform the encryption process on Mac. You can also right-click on specific PDF to encrypt it separately. The batch encryption can be finished in seconds. Then, you can press "Open" to view the encrypted PDFs.

See? The encryption process can be finished quickly and all the permissions you specified above were accurately applied to the PDF files. Download the free trial version of the PDF Encrypter for Mac to have a try right now.