IUWEsoft Recover PDF Open Password User Guide

How to open a password protected PDF? Firstly, please download, install and launch IUWEsoft Recover PDF Password Pro on your Windows computer.

Step 1: Upload Password-Protected PDF

Click on "Open" to import password-protected PDF.

Step 2: Select Password Attack Mode

3 password attack modes are listed for your choice. Check one that suit you best to continue. You can also define the specific settings to help shorten the PDF password recovery process.

Brute-force Attack: Try every combination of letters and numbers, characters and symbols. This will take the longest time.

Brute-force with Mask Attack: Suitable for those who still have a vague impression of the PDF password. Users can define the Min/Max password Length, frequently used letters and numbers, special characters and symbols to help decrypt accurately.

Dictionary Attack: Automatically try thousands or millions of possible password combinations in provided dictionary.

Step 3: Recover PDF Password

After selecting one of attack modes, click on "Start" button to find the PDF password. Please be patient till the program finds your password. Depending on the password complexity, the process may take minutes to hours.