You have to jailbreak your iPhone/iPad/iPod touch before you bypass iCloud activation lock. As the jailbreaking process on Windows computers is a little complicated, here is a detailed tutorial for you to learn how to jailbreak your iOS device on Windows.

jailbreak iOS device on Windows


1. Device models supported to jailbreak on iOS 14: iPhone 6s/6s Plus/SE 1st/iPad 5th/iPad Mini 4/iPad Pro 1st.

2. It is recommended to use Mac computer to jailbreak your device if you are able to access a Mac computer running on macOS 10.13-10.15.

3. If your iDevice is iPhone 5S, use a Mac computer to jailbreak your iPhone instead of using a Windows computer. Because jailbreaking iPhone 5S will not be successful.

What Do You Need When Jailbreaking Your Device on Windows?

Prerequisites before Jailbreaking:

  1. 1. Windows 10/8.1/8/7 with 32 or 64 bit

  2. 2. A USB flash drive (at least 2GB capacity )

  3. 3. Download ubuntu-20.04.1-desktop-amd64.iso, rufus-3.10.exe and checkra1n-x86_64 file on your Windows computer.  

A Step-by-Step Guide to Jailbreak your iOS Device on Windows Computer

Part 1# Make the USB Drive for Ubuntu

Step 1. Plug in the USB flash drive to your computer. You’d better make a backup for your USB drive data in case of data loss.

Step 2. Download and launch Rufus. (Note: It’s not necessary to install Rufus. You can directly use the software whenever you download Rufus.)

Step 3. Tap “SELECT” on the interface of Rufus, and choose Ubuntu image that you just downloaded. After that, there is “ubuntu-20.04.1-desktop-amd64.iso” showing in the field of Boot selection. Next, keep other default unchanged and tap “START” to continue.

select Ubuntu iso file

Step 4. A warning will pop up, showing “All data on your USB flash will be destroyed”. If you have backed up, tap “OK”. Then choose the recommended mode and click “OK” when the ISOHybrid image is detected.

select write in ISO image mode

Step 5. It will take 2-3 minutes for Rufus to create Ubuntu USB drive. Just make sure that your USB flash drive connected to your computer.

Copy Linus iso fies

Step 6. Tap “Close” when the status shows READY.

Finish making live USB flash drive

Note: In order to prevent your USB flash from being unrecognized, it is recommended to plug in the USB flash again.

Part 2# Boot Ubuntu on Your Windows Computer

Step 1. Restart your computer by navigating to “Windows > Restart”.

restart Windows computer

Step 2. Press F12 to enter BIOS control system before your computer enters into operating system (Usually it is when your computer logo appears ).

boot Dell by entering F12

Note: You have to search for the right key for your computer brand if F12 doesn’t work. Because different brands of computers use different shortcut keys to enter BIOS control system.  

Step 3. Next, select the Ubuntu USB flash drive that you created just now on the BIOS interface. Choose the right option via arrow keys on the keyboard. Then press “Enter” to proceed.

choose hard drive

Step 4. The Ubuntu system will start to load. That means all filessystem checks are in progress.

all filessystem checks in progress

Step 5. Choose the first one - *Ubuntu to boot the Ubuntu OS.

boot the Ubuntu

Step 6. Click “Try Ubuntu” to launch Ubuntu from the USB flash drive after the booting process completes.

choose try ubuntu

Step 7. You will enter the Ubuntu system. Please keep your iOS device connected to your computer.

connect your device to computer to enter into the Ubuntu system

Part 3# Jailbreak Your iPhone/iPad/iPod Touch

Step 1. Search the file of “checkra1n-x86_64” that you have downloaded. You can also click here to download the jailbreak tool if you haven’t downloaded it. And launch checkra1n after downloading.

Step 2. In order to launch checkra1n on Windows, you have to use Terminal. You can copy the codes below or type the codes mannually in Terminal.

use terminal

  1. Enter "chmod +x " (there is a space before the plus sign and after the x). Next, drag the "checkra1n-x86_64" file to the Terminal interface, then press "Enter" key.

  2. Enter "sudo " (there is a space after sudo) and drag the "checkra1n-x86_64" file to the Terminal interface, then press "Enter" again.

drag jailbreak tool to terminal

Tips: You can copy and paste the Checkra1n jailbreak tool to your desktop if you can’t drag the file to the Terminal. Then select “Show in Files” in the right-click menu. Next, try to drag the file again.

Step 3. After that, Checkra1n will start to run as the following screen shows.

Checkra1n start to run on Linux


If the "Start"button on Checkra1n is grey, please click "Options" and select "Allow untested iOS/iPadOS/tvOS versions" and click "Back" then the "Start" button will be usable.

Fix Checkra1n Start button grey problem

Step 4. with the help of Checkra1n, your device will enter recovery mode to apply the jailbreak. Tap “Next” when you are ready.

put your device into recovery mode

Click “Start” when your iOS device enters recovry mode. Follow the instructions onscreen to put your device into DFU mode.

put the device into DFU mode

Step 5. Next, Checkra1n will start to jailbreak your device. It will take a moment. And don’t disconnect your iOS device until it finishes. After finishing jailbreak, Click "Done".

start to jailbreak your device


If you are stuck on the screen of “Right before trigger” in Chcekra1n, use the methods below to fix this issue.

pointChange another USB flash drive to repeat the tutorial guide.

pointFlash your iOS device and restart the computer.

right before trigger


If the jailbreak process is not successful, try plugging your iPhone/iPad/iPod touch or tablet into the USB port on the back of your computer. Then attempt the jailbreak process again. The USB port on the back is typically a USB2.0 port which is often more compatible with devices than the USB3.0 ports on the front.

Step 6. Quit from Ubuntu when you complete jailbreaking. Then restart your computer according to the path: Power > Power Off > Restart.

quit Ubuntu and restart your computer

Step 7. Unplug your USB flash drive manually and press “Enter”.

restart computer to enter into operating system

Step 8. Your computer will enter Windows operating system normally when you restart the computer. Click “Start Bypass" to bypass the iCloud activation lock screen when launching iSalvor.

bypass icloud activation lock screen by isalvor