Iphone 4 restrictions passcode recovery - Cell Phones

If you didn't remember your passcode to get into iPhone, you have to reset the passcode. There are a few ways to reach this aim. Check below steps to do that.

If you haven't synced your iPhone with iTunes before or if you haven't enabled your Find My iPhone on, you can take advantage of the third method. Resetting iPhone Password in Recovery Mode is not complicated. The steps below will show you how to do that.
Step 1. Disconnect all cables from your iPhone and turn it off.
Step 2. Press and hold the Home button and connect your device to iTunes. If your iPhone does not turn on, please turn it on manually.
Step 3. Continue holding the Home button until you see the Connect to iTunes screen. iTunes will remind you that it has detected your iPhone in recovery mode.

Step 4. Click OK. The Summary tab in iTunes appears. Click "Restore iPhone" and restore your iPhone.

Recovery Mode will erase all your data and passcode from your iPhone, resetting it to factory defaults. Thus, you'll have brand new iPhone without any personal data after you reset iPhone password with Recovery Mode. Therefore, please consider carefully whether you need to use this method to reset password on iPhone.
If you remember your current iPhone password and you just want to change into a new password, you can finish it with ease. Go to Setting > General > Touch ID > Passcode (iOS 9/8/7) or Passcode Lock (iOS 6), then enter the current password and tap Change Passcode. Then enter the new passcode. Now, you have reset your iPhone password.

For more methods, check: How to Reset Password on iPhone

How to Reset Ipod Ipad Iphone without entering in restriction passcode or...

Turn off your device and leave it off.
Plug in your device's USB cable to a computer with iTunes.
Hold down the Home button on your device as you connect the USB cable. Keep holding down the Home button until you see the Connect to iTunes screen.
When you see this screen, release the Home button. If you don't see this screen, try steps 1 through 3 again.
When your device is connected, iTunes will open. You'll see a message saying that iTunes has detected an iPhone, iPad, or iPod touch in recovery mode.

You mean the network restriction passcode? I suggest you can approach Unlock-zone.com and specify the country,locked network of iPhone 4S.Based on the availability you can get their permanent remote unlock service and get the network lock easily removed.

JUST RESTORE YOUR PHONE IN DFU MODE WITH LATEST UPDATE
ALL DATA WILL BE LOST SO BE SURE TO BACKUP ALL

FOR DFU MODE
CONNECT YOUR PHONE TO PC
HOLD POWER + HOME BUTTON WHEN SCREEN GOES OFF
COUNT UPTO 6 AND RELEASE POWER BUTTON WHILE HOLDING HOME BUTTON

If you can't remember your passcode, you'll need to erase your device using iTunes, Find My iPhone, or recovery mode. Then use a backup to put your data and settings back on your device. You can try plugging it into iTunes to see if it reboots itself

As for your issue, you can fix it with following instruction.
Step 1: Tap on Settings, then go to General.

Step 2: Tap on Restriction, and enter your existing passcode.

Step 3: Tap on Disable Restrictions, and enter your existing passcode again.

Step 4: Tap on Enable Restrictions, and enter (twice) new passcode.


For more details, check: How to Reset Restrictions Passcode on iPhone

If what you say is iPhone backup password, just with a computer and a tool, iPhone backup password will be reset.

iTunes Password Genius can run in Windows computer. What you need to do is run it on computer, add iTunes backup into it, and set password attack type for backup password recovery. Once all of these done, click "Recover" button is enough.

But if you want to change or disable iPhone backup password, you need to connect iPhone to computer and do that in iTunes.

If the password you say is iPhone passcode, factory reset iPhone is a method. You can reset a new password for iPhone after factory reset. However, all of things on iPhone have deleted too. Now restore iPhone from iTunes backup on computer is a best way. The backup password could be recovered with iTunes Password Genius.