All Kinds of Password Protections Are Covered
Forget the password to open a protected PDF file
Cannot edit, copy, or delete the content in a PDF file
Being restricted from printing a desired PDF file
Unable to leave comments on a certain PDF file

Full Solution to Unlock PDF Files
To protect sensitive information, Adobe Acrobat allows users to encrypt PDF files with passwords or restrict editing, or even both at the same time. We provide two different options to solve problem accordingly.

Recover Document Open Password
Recover password to open encrypted PDF files by 4 powerful methods.

Remove Restrictions
Remove permissions password from locked PDF files so as to edit, copy, and print the content freely.

4 Methods to Recover PDF Document Open Password
Dictionary Attack
Tries all the items in an inbuilt dictionary until it finds the right one. You can also import your personalized dictionary into the software.
Combination Attack
Based on the information you provide, such as the password length, it randomly combines the letters, numbers, and symbols you choose to recover the password.
Mask Attack
It collects some clues about the password such as character types not included, prefix, suffix and so on to get the correct password.
Brute-Force Attack
When you don't have any information to provide about the password, this trial-and-error method will try all the combinations of all characters to crack the password.

System Requirements:
OS Requirements: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows XP, Windows Vista
CPU: 1GHz or more
RAM: 512 MB or more
Hard Disk Space: 200 MB free space and above
PDF Versions: All PDF files created by all versions of Adobe Acrobat or other PDF software.
GPU: NVIDIA G80+ (GT8600 to GTX1080 TI)

Home Page - https://passper.imyfone.com/pdf-password-recovery/