Articles PDF Unlock PDF Document without Password in An Easy Way

Unlock PDF Document without Password in An Easy Way

Updated: By Yvonne Keller

unlock pdf

It is essential to set the security password for your PDF document if you do not want to get unauthorized access. Without the password, others can not open, edit or print PDF files. But what if you forgot PDF password, how can you open the locked PDF file and remove the security password from PDF document? Don’t worry, here is an easy way to guide you unlock password protected PDF file and remove the security password.

How to Unlock Password Protected PDF File without Password
Part 1: Unlock Password Protected PDF File
Part 2: Remove Security from PDF Document

Part 1: Unlock Password Protected PDF File

How to unlock and open password protected PDF file without password? As you forgot the PDF password, the most important step is to find back the password and open the locked PDF file. And Cocosenor PDF Password Tuner can be of great help to recover the PDF opening password.

Notice: Trial version of Cocosenor PDF Password Tuner can only recover simple password within 3 characters or numbers. If you have set a long and complex password, you can buy a paid version to recover the PDF password and unlock the PDF file.

Step 1: Download a Cocosenor PDF Password Tuner and install it on your PC.

install PDF password tuner

Step 2: Launch the software and then click the Open button on the top menu to import your password protected PDF file.

click the Open button

Then go to where the locked PDF file lies and select it to open.

select the locked PDF

Step 3: Select the recovery type: Brute-force, Mask, Dictionary and Smart. And then configure related parameters about your password. As for the details of these four recovery methods, you can refer to four password recovery methods to open encrypted file.

select the password recovery type

Step 4: Click the Start button to recover PDF password. During the password recovery process, you can pause and resume the project at any time.

click the Start button

Step 5: Wait for the software to find your PDF password. The password recovery time is related to the complexity of the password. If it is simple, you can get it soon. But if it’s rather complicated, you can get it after several hours or more time.

get the PDF password

Finally, you can copy the password and open the locked PDF document.

Part 2: Remove Security from PDF Document

Once you unlock the PDF file, you can easily remove the security password from the PDF. After that, it is no need to enter password to edit the PDF.

Step 1: Open the password protected PDF file in PDF Reader (Adobe Acrobat Pro DC or any other PDF Reader).

Step 2: Click Encrypt, select Remove Security.

remove security

Step 3: Click Save to make your settings apply to this PDF file.

You will find the lock icon disappeared, PDF file is at unsecured status.

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