As a desktop application, Wonderfulshare PDF Protect performs well. It enables you to encrypt your PDF files and prevent others from opening or editing, with as little effort as possible. And now, we will teach you how to use our product to encrypt and lock your PDF files.
Handling our product is quite easy and not complicated. With the following steps, you will get an encrypted PDF file. You can also get detailed information on the images we provide.
Step 1: Drag and Drop your PDF files or folders in the main area.
You can drag your PDF files or folder including multiple PDF files in the main area. Our software will detect the encryption status of these PDF files. You may notice that if the PDF file is encrypted by user password, the status of O-pw will be unknown.
Step 2: Set user password and owner password.
You can encrypt and protect your PDF files with both user password and owner password. Of course, you can set only one of them to protect your PDF files according to your need.
You should pay attention to that you shouldn't enter more than 15 letters when you are using owner password.
8 permissions of PDF files will be restricted if you have used owner password to encrypt and protect your PDF files. The following image describes the document restrictions. Furthermore, in the next version of our product, we will develop the function that you can set the restrictions according to your need. It will be soon.
You can clear all PDF files by right click. It is convient for you if you have dragged and dropper wrong PDF files or folder. Besides, you can remove the selected PDF file by clicking the Remove button.
After all, only you should do is clicking the Lock button. All process will be done automatically, and you will get new renamed but encrypted PDF files within seconds.
We also provide you with a convenient function that you can remove multiple PDF files once. However, you should know the user password and owner password first because our software doesn't violently crack your PDF documents. Besides, all your PDF files dragged in should have the same passwords, otherwise, some of them will fail to finish the process.
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We may also develop a more efficient application to remove your encrypted PDF files.
To sum it up, Wonderfulshare PDF Protect proves to be simple but useful application that helps you protect your PDF files from unauthorized access and use.