How to Password Protect a PDF on Windows 10

Millions of people are using PDF files to create important documents. Users sometimes share sensitive information through PDF files on Windows 10 computer, which they do not want to leak. What if someone wants to open your PDF file or modify the data saved in the file? You won't be able to prevent unauthorized access to the data unless you lock the PDF file! You'd better password protect PDF before sharing important data through that digital file. Thus, people won't be able to access confidential information until they got the right to open it. Continue reading to learn some fast and effective ways about how to password protect a PDF!

Method 1. How to Password Protect PDF on Windows 10 Using Xodo PDF Reader

Here to share with you a free PDF Reader to add password to PDF on Windows 10. Like other PDF readers, Xodo PDF Reader can easily edit, create, merge and view any PDF files on your Windows PC. Its advantage is that it provides a simple interface for users who do not have any technology or skills to work better. Not only that, Xodo PDF Reader supports multiple operating systems while also working on smartphones and tablets.

Before doing that, please download Xodo PDF Reader from the Microsoft Store and install it on your Windows 10. Follow the steps below to password protect PDF on Windows 10 with Xodo PDF Reader.

Step 1. Launch Xodo PDF Reader on your Windows 10, and then click the "Browse" option to find the PDF file you want to encrypt.

Upload the PDF file


Step 2. Click on the "Start" button, and then click on the "..." button (three-dotted) at the top right of the screen. Select the "Save as" option and click the "Password protected copy" option.

Save the PDF file


Step 3. Enter your password in the newly popped dialog box, click the "Save" button.

Enter the password to protect PDF


Step 4. You can save it on a destination folder, and you can find the password-protected PDF on your Windows 10.

Note that when you come to the third step, please make sure that the password you entered is what you think because the dialog box will not appear a second time. You can also try a third-party tool or online website to protect your PDF files to prevent the loss of data and protect the PDF file within a few seconds.


Method 2. Password Protect PDF Online Using Adobe Acrobat

Adobe Acrobat also provides users with some high-quality online services, one of them is to password protect PDF on Windows 10 computers, which prevents anyone from accessing without the correct open password. Thus, you will limit access to the data with a strong key that only you and some authorized people know. Which is as follows.

Step 1. Click on the "Select file button" given on Adobe Acrobat Online Services page. Or drag and drop your PDF file on the file drop zone.

Step 2. Now, pick a password and then enter it. Retype the chosen password to confirm it.

Add password to PDF file


Step 3. Click on the "Set Password" button.

Step 4. Now, download your password-protected PDF file on your PC.

Download the password-protected PDF file


This method is used to prevent unauthorized persons from opening your PDF documents. You can even enjoy other online features, such as Convert to PDF, Compress PDF, Merge PDF, and more. And you can try Adobe Acrobat Pro DC for free for 7 days to restrict the editing, copying, and printing of the PDF files.


Method 3. How to Password Protect a PDF File via PDFEncryp

Being an open-source native application, PDFEncrypt helps the user in securing or encrypting PDF documents free without changing the data. It works pretty greats when it comes to securing PDF files. It won't be necessary to upload your precious documents on a third-party server for encryption. That's why this tool became pretty popular among users. Let's find out how to password protect PDF file on Windows 10 with PDFEncrypt.

Step 1. Downloading and install PDFEncrypt program. Pick your unsecured PDF file which you wish to secure with a password by clicking on the "Upload" button.



Step 2. This program will automatically create a destination filename. You can use the auto-generated file name or change it according to your needs.

Step 3. Now, this program will ask you to enter the chosen file password. It can also help you with the password by creating a strong alphanumeric password! Choose whatever option suits you the most.

Step 4. Click the "Encrypt" button to apply for password protection.

This program will encrypt the entire PDF file and store it in the chosen location. This four-step process is way simpler than the usual method of securing PDF files. Try it if you do not use the premium Adobe Acrobat program. It is free for encrypting unlimited PDF files.


Method 4. How to Password Protect PDF Free with PDF24 Creator

PDF24 Creator is a PDF editor program that works on all devices and offers a working solution for all your needs. You can Unlock PDF and Protect PDF, Images to PDF, and Sort PDF pages through this program for free. This program provides a comprehensive guide to learn different PDF editing features. Therefore, it is pretty user-friendly and reliable. You can use this program for both individual and commercial jobs. It has no limitations and you can protect or unprotect unlimited PDF documents through this tool.

Let's find out how to password protect PDF free with PDF24 Creator.

Step 1. Download the PDF24 Creator tool and install it on your PC.

Step 2. Click the PDF24 Creator Tools icon and select the Protect PDF function. Now, drag and drop the PDF file in the box or click the "Choose files" button to upload it to increase the protection.

Step 3. Now, a new dialogue box will appear below the uploaded file. Enter your password in that box and then click the gear icon. Select what sort of permissions you want to apply.

Add password to PDF file


Step 4. Click on the "Protect PDF Files" button to proceed ahead. It only takes a few seconds to password protect PDF files, and then you can get it by clicking on the "Save" button.

Save and get this PDF file


Suppose you want to try the online version of this program, please open PDF24 Which is a free service for PDF editing and you can use it commercially without acquiring the license.


Method 5. Password Protect PDF File online for Copying and Printing

People often apply permission passwords with an open password to increase the document's security and prevent data loss, widely known as the master password. The Permission Password is required when a user tries to make changes (editing, copying, or printing ) in the PDF document. PDF2Go is a cutting-edge PDF editor platform that offers a fast and quite straightforward way of protecting digital documents. You can upload multiple files to protect them, and then download them for sharing. Now, try this program to password protect PDF file online.

Step 1. Visit and then click on the "Protect PDF" option, which is given below the "Improve PDF Files" column.

Step 2. Now, you are on the Protect PDF Page. Click the "Choose File" button to upload your unprotected PDF document. You can also drag and drop if you like!



Step 3. Check all the settings given below the uploaded file. Here you can secure the PDF with an open password and set a unique permission password for PDF editing.

Step 4. Check the boxes given next to three different permissions and then enter your "permission password" to protect the PDF file.

Step 5. Click the "Start" button to protect your PDF file. This program will take just a few seconds to apply all the security measures and protect your PDF file.

Step 6. Finally, you will be switched to another new page, and you can download the encrypted PDF file by clicking the "Download" button.

Download the password-protected PDF


PDF2Go offers a long list of PDF editor tools. It is a dedicated web platform to edit and improve PDF files. And your job will be done within a minute!


Method 6. How to Password Protect PDF Document for Free via PDFCreator

Try PDFCreator to password protect PDF document when other methods do not work for you. It is a renowned PDF converter program. And it can help in encrypting and securing PDF documents for users like the PDF2Go program. But before PDFCreator can work for you, you need to install and configure PDFCreator on your computer. This is why this article shares it at the end. After you install it, please follow the steps below to complete the configuration of PDFCreator:

Step 1. Launch PDFCreator, select the "PROFILES" option in the menu bar. And click the "Add" button for creating a new profile.

Step 2. Name the file in the Add New Profile dialog box, and then click the "OK" button.

Add new profile


Step 3. Next, click the "Add Action" button and select the "Encryption" option from the new menu.

Step 4. Check the "Require a password to open the PDF document" under the Password option. And select "Medium (128 Bit AES)" at the Encryption Level option. Then click the "OK" button.

The configuration of PDFCreator


Step 5. Finally, return to the main interface and click "Save" to save all changes. Completing the above steps means that the configuration has been successful.


Password Prptect PDF Document Using PDFCreator

Now, it's time to use PDFCreator to password protect PDF files on your Windows computer. Please follow the below-explained steps to do that.

Step 1. Open the PDF file you want to password protect, click the "Printing" button, and select "PDFCreator" as the printer in the drop-down box.

Step 2. The PDFCreator dialog box will immediately appear on the screen, and then configure the Profile and Directory Information for the PDF file you want to encrypt. Then click "Save".

Profile and Diretory


Step 3. A new window will pop up with encryption settings. Please enter your password into the "Owner password (for editing)" and "User password (for opening)" boxes, click on the "Save" to complete the task.

Add password to PDF file


Step 4 After you click the "OK" button, the password-protected PDF file will be saved on the computer.

Save PDF file

As you can see, PDFCreator may take more time than other methods. But there is no doubt that it can work 100% for you.


Other Things You Need to Know

As you know above, no matter if you password protects PDF or permission protect PDF data, the user will gain complete access and editing rights to the document once he gets the password. Therefore, you must keep the opening password or permission password properly. Don't worry if you forget your complex PDF file password. You can always use a premium quality program to unlock PDF password in case you forget the password! Such as iSeePassword Dr.PDF, because you can apply two types of password cracking options "Recover Open Password from PDF" and "Remove Owner Password from PDF " to do that.


Final Thoughts

We have explained six simple methods about how to password protect a PDF. Check all methods and then pick a program that makes PDF encryption quite simple for you. In addition, we also shared a software that can be used to crack protected PDF without knowing password at the end of the article. Hope you can be satisfied.


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