Frequently Asked Questions of iMyFone iBypasser

Yes. iBypasser is compatible with Windows 10/8.1/7 and macOS 10.13 to 10.15. Jailbreaking iOS device on Mac is much easier than on Windows. For Windows users, if you have access to a Mac computer, you are recommended to execute jailbreak on Mac first.
Apple Activation Lock is designed to prevent anyone else using the device if it's ever lost or stolen. Nobody but the original iCloud account owner can unlock the Activation Lock with correct Apple ID and password. In the phone market, there are tons of iOS devices out there that are second-hand and locked, especially iPhone with iCloud activation lock. Apple itself unlocks iCloud if you can prove that the device is indeed yours. There are also third-party service providers who are authorized to make such changes to an iPhone’s iCloud activation status. There are only a handful of software vendors who can do a proper and legit iCloud activation lock removal for you, and we’re one of them. It is up to you to use the service responsibly.
Please keep your device connected to the computer and wait for the bypassing process to end. If you disrupt the process, your iOS device might get bricked.
The activation lock will appear when you put the device into recovery mode and restore a device without logging out the currently used Apple ID. Restoring an iPhone erases all the settings and contents. So an iOS device with activation lock screen has no data.
If your device is running iOS 13.2.3 or versions below, the Checkra1n app will be deleted after restarting your device.
If you your device is running iOS 13.3 or versions above, please do not restart your device. The activation lock screen will appear again after restarting.
Option 1. Upgrade with iTunes manually.
Step 1. Prepare a firmware package of iOS 12.4.7.
Step 2. Connect the iOS device to your computer.
Step 3. Launch iTunes and select the iOS device from the top left corner.
Step 4. Then click on "Summary" in the left-hand sidebar.
Step 5. If on a Mac, hold down the "Option" key, then click "Restore iPhone" in the Summary page in iTunes. On a Windows PC, do the same but hold down "Shift" instead.
Step 6. From the window that pops up, select the iOS 12.4.7 ipsw firmware file you had downloaded earlier.
Step 7. iTunes will inform that it will upgrade your iOS device to iOS 12.4.7 and will verify the update with Apple.
Step 8. Click "Restore".
iTunes should now upgrade your iOS device to iOS 12.4.7.
Option 2. Upgrade with Fixppo Automatically.
Step1.Download iMyFone Fixppo and install the software.
Step 2. Choose "Standard Mode" from the home interface. Connect your iOS device to the software and follow the onscreen instructions.
Step 3. Your iOS version will be iOS 12.4.7 when the process ends.
Option 1. Use Another Checkra1n Version
If the jailbreak failed, please use another Checkra1n version and repeat the jailbreak process.
Step 1. Download other recommended Checkra1n versions through a browser.
Step 2. Install the other version on your Mac. If you come across the problem below, please execute a command to run it.
In the terminal app on your Mac, follow the instructions below:
1) enter “xattr –rc” and press the Space bar
2) drag the newly downloaded Checkra1n to the command window
3) then press “Return” and you will see the result as shown on the picture
Option 2. Fix Errors if Error Codes Are Given
You might come across the following error codes when the jailbreak failed, the solutions are given below.

  • Error code: -20
  • Choose the “Safe Mode” option and jailbreak again.

  • Error code: -31
  • Install your iOS firmware again and try the jailbreak one more time.

Generally the possibility for bypass failure is tiny. Please restart the software and try again if the bypass fails. If retry does not work, please email us at Our customer support specialist will offer help.
To exit DFU Mode, simply force restart your device.

  • For iPad, iPhone 6s and below, iPhone SE and iPod touch, hold the Home button and the Lock button until the device reboots.
  • For iPhone 7 and iPhone 7 Plus, hold down the Side button and Volume Down button until the device reboots.
  • For iPhone 8, iPhone 8 Plus, and iPhone X, quick-press the Volume Up button, then quick-press the Volume Down button, then hold down the Side button until the device reboots.

For devices running iOS 13.3 and versions above, the activation lock screen will appear again if you turn off and restart it. In this case, don’t worry, connect your device to iBypasser and run the program to bypass the activation lock screen again. You can use it on the same device for unlimited times before the license expires.
Here is a short video on how to check the FMI status.
Take the steps below to check the FMI status on your iOS devce:
Step 1. Open your browser and visit
Step 2. In the white area, enter or paste your serial number, and then click the “f1” button in blue.
Step 3. You might be required to verify some images.
Step 4. After you’ve passed the images verifying. An orange bar with “Chcking…” will appear. Wait for seconds.
Step 5. The result will be displayed as the image below:
If the Unc0ver installation fails, please try installing Unc0ver with other solutions introduced in this Unc0ver jailbreak tutorial.
If the jailbreaking process with Unc0ver failed, please try again.

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