

PDF Permissions Password Remover Tool
iSumsoft UnprotectPDF is a PDF Permissions password remover tool used to remove Permissions Password (or Owner Password) from PDF files. The software removes protection from PDF and makes it free to copy, edit, print, etc.
- Quickly remove the PDF Permissions password regardless of the password complexity and PDF file size.
- Supports all PDF files, whether created by Adobe Acrobat Pro DC or converted by other file types.
- Support PDF files with Document Open Password.

Safely delete PDF permissions password
- iSumsoft UnprotectPDF safely removes PDF permissions password without stealing or losing any data. After the password is removed, you can freely edit, copy, and print the PDF content without any restrictions.
One-click to unprotect PDF file
- iSumsoft UnprotectPDF enables you to remove protection from PDF immediately with just one click, without spending a lot of time or any cumbersome steps.

Technical Specifications
Windows OS
- Windows 11/10/8.1/8/7/2000
- Windows Vista/XP
- Windows Server 2025/2022/2019/2016/2012/2008/2003
Hardware Requirements
- CPU: 1 GHz or above (Intel or AMD)
- RAM: Upwards of 1 GB
- Hard Disk Space: 30.6 MB Minimum
Frequently Asked Questions
Q1: Does it remove PDF's Document Open Password?
A: Yes, it does, but you have to enter the correct Document Open Password first. The software can't remove a forgotten, lost, or unknown Document Open Password. If you have forgotten your PDF's Document Open Password, you can recover it using iSumsoft PDF Password Refixer.Q2: Can it unprotect multiple PDF files at once?
A: No, it can't. Currently, it only supports unlocking a single file at a time.Q3: Is iSumsoft UnprotectPDF safe?
A: iSumsoft is, of course, 100% secure and virus-free. It removes PDF protection in an absolutely secure way without stealing or losing any data.Easy to Use
Designed with simple and friendly graphical interface, the software is very easy to use.
100% Working
We 100% guarantee that the software can successfully remove PDF Permissions password.
100% Secure
The software is 100% secure, virus-free and will not cause any data loss.
Rapid Removal
With just one click, PDF protection is immediately removed without waiting.
Listen to the user's statement
You are awesome, tried so many ways and yours was simple and worked perfectly.
Simple and yet excellent tool. I was able to work on my PDF document. Thank you.





