Forgot PDF File Password to Open

Forgot PDF file password? And finding methods to open the password protected PDF file? Don’t worry, this article will show you to find back forgotten password and then use it to open PDF protected file without losing any data.

Step1: Get Vodusoft PDF Password Recovery program and install it on the computer where you need to recover PDF file password.

Vodusoft PDF Password Recovery program trial version free download

Step2: Click “Open” to choose the PDF protected file.

recover pdf password

Step3: Choose the appropriate Attack Mode.

select PDF attack mode

There are four Attack Modes for you to choose: Brute-force Attack, Mask Attack, Dictionary Attack and Smart Attack.

Step4: Specify the attack settings.

  • 4.1 If select the Brute-force attack mode, select the character range options, and click Length to specify the password length.

select pdf password attack range

specify pdf password length

  •  4.2 If select the Mask attack mode, specify the password symbol on the Mask text box. For example, if your password is “vodusoft”, and you forgot the last four characters, you can specify it like “vodu????”.

specify pdf file password simbol

  • 4.3 If select Dictionary attack mode, click Dictionary to set a dictionary.

select dictionary

  •  4.4 If select Smart attack mode, the password recovery engine will try all printable character combinations.

Step5: Click “Start” to find back forgotten password.

start to recover pdf file password

Step6: When the password found back, it will be displayed as below, you can click “Copy” to copy the password, and then click “Open” to open the PDF protected file with the password.

pdf password recovery

 

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