This tutorial is mainly introducing how to get iPhone access restrictions passcode back.

Step 1: Backup iDevice using 3uTools.

Step 2: Install iBackupBot.

Step 3: Launch iBackupBot. Select your iDevice’s backups, and open this directory in System Files/HomeDomain/Library/Preferences.

Step 4: Find and open com.apple.restrictionspassword.plist from the window on the left, as shown below:

<?xml version="1.0" encoding="UTF-8"?>
　　<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
　　<plist version="1.0">
　　<dict>
　　<key>RestrictionsPasswordKey</key>
　　<data>
　　JSxuTAkiGEyFzvssbKZRr3UNKZk=
　　</data>
　　<key>RestrictionsPasswordSalt</key>
　　<data>
　　CH0MCQ==
　　</data>
　　</dict>
　　</plist> 

Step 5: Visit this site to get restriction passcode.

Step 6: Copy and paste the read contents above to the column of RestrictionsPasscodeKey.

Step 7: Copy and paste the blue contents above to the column of RestrictionsPasscodeSalt.

Note: It is worth mentioning that the red/blue contents for everyone is different, i just take the content above as an example.

Step 8: After that, please click the button “Search for Code”.

Step 9: The site will help you automatically crack your restrictions passcode in a very fast speed.

Step 10: And then, it will show you a pop up with your restrictions passcode.