Welcome to the online help center for Coolmuster PDF Encrypter! Here you can get detailed steps, frequently asked questions, as well as the detail information of this products. If you have any questions or suggestions, you can leave your comments here. First of all, let's check the main features of Coolmuster PDF Encrypter together.

Key Features

• Set User Password (Open Password) to PDF to prevent PDF from opening directly.
• Add Owner Password to a PDF document to protect PDF from reuse.
• Support 3 different encryption systems: 40 bit RC4, 128 bit RC4 and 128 bit AES.
• No requirement of any technical skills for both beginners and experts. You can handle it easily.

System Requirements

OS: Windows 11, Windows 10, Windows 8, Windows 7

Minimum Hardware Requirements: >750MHz Intel or AMD CPU processor, 512MB or above of RAM, 1GB above free space

Installation&Uninstallation

Installation

Follow steps below to install this software on your computer. It is very simple.

* Click the download link to get the installlation file.

* You will find an .exe file on your computer. Click it and a window come up to remind you the installtion. Just follow prompts of the interface to continue.

* After installation, there will be a quick-start icon on your desktop.

Uninstallation

Go to the installation folder which you store the software to find the uninst.exe icon. Hit it to remove the whole software from your computer.

Registration

As soon as you have ordered this software, your email box will receive a letter which contains the register code and the url for downloading the full version. You may either remove the trial version and download the full version on your computer or register the software on free trial version directly.

To register the software, you need to click "Register" on the interface of the software to enter the register interface. It asks you to fill the licensed email and register code. Please note that the email address should be the one you purchased the software.

After you have registered the software, just restart the software to experience its full functions by yourself.