FAQs of Coolmuster PDF Locker

Q: What is Coolmuster PDF Locker?

A: Coolmuster PDF Locker is a software tool designed to secure and protect PDF documents by adding password encryption and various restrictions.

Q: What are the key features of Coolmuster PDF Locker?

A: Coolmuster PDF Locker offers the following features:

* Password-based encryption: Add a password to your PDF files to prevent unauthorized access.

* Restrict printing: Control whether users can print the PDF or not.

* Restrict copying: Prevent users from copying content from the PDF.

* Restrict editing: Disable editing features in the PDF document.

* Batch processing: Encrypt or restrict multiple PDF files simultaneously.

Q: How does Coolmuster PDF Locker encrypt PDF files?

A: Coolmuster PDF Locker uses strong encryption algorithms to secure your PDF files. It allows you to set a user password that is required to open the document, as well as an owner password that grants various permissions for printing, copying, and editing.

Q: Can I password-protect multiple PDF files at once with Coolmuster PDF Locker?

A: Yes, Coolmuster PDF Locker supports batch processing, which means you can encrypt multiple PDF files simultaneously. This feature saves time and effort when you have a large number of PDF documents to protect.

Q: What level of encryption does Coolmuster PDF Locker use?

A: Coolmuster PDF Locker offers 3 encryption level for you to choose: 128-bit AES, 128-bit RC4, or 40-bit RC4 (based on the Acrobat version). By the way, 128-bit AES encryption is a highly secure encryption algorithm widely recognized for its strength.

Q: Can Coolmuster PDF Locker remove passwords from encrypted PDF files?

A: No, Coolmuster PDF Locker is designed to add password protection to PDF files, not remove passwords. If you need to remove a password from an encrypted PDF, you would require a different tool specifically designed for that purpose.

Q: What versions of PDF does Coolmuster PDF Locker support?

A: Coolmuster PDF Locker supports all versions of PDF files, including the latest PDF 2.0 specification.

Q: Can Coolmuster PDF Locker protect PDF files from being edited?

A: Yes, Coolmuster PDF Locker allows you to restrict editing capabilities in PDF files. You can choose to disable features like modifying the content, adding annotations, or extracting text to ensure the integrity of your PDF documents.

Q: Are there any limitations to the trial version of Coolmuster PDF Locker?

A: The trial version of Coolmuster PDF Locker has a limited number of PDF files that can be processed. To unlock the full potential of the software, you will need to purchase a license.

Q: Is Coolmuster PDF Locker capable of removing DRM (Digital Rights Management) from PDF files?

A: No, Coolmuster PDF Locker is not designed to remove DRM from PDF files. DRM removal requires specialized tools specifically built for that purpose.

Q: Can I unlock or decrypt a password-protected PDF file with Coolmuster PDF Locker without knowing the password?

A: No, Coolmuster PDF Locker respects the security and integrity of password-protected PDF files. Without the correct password, it is not possible to unlock or decrypt the protected PDF files.

Related Articles:

How Long Until I Receive the License Code After I Have Completed the Purchase?

What to Do If I Fail to Register or the Registration Info is Invalid?

Attention: If you can't find your desired answers in this page, please feel free to contact us via the online feedback function or via email: support@coolmuster.com as you like.