Jailbreak iPhone 12 and iOS 14.3 using unc0ver: Step by Step Tutorial
How to Jailbreak iOS 12 on Your iPhone or iPad
If you are tired of being limited by Apple's rules and regulations on your iOS device, you might want to consider jailbreaking it. Jailbreaking is the process of gaining full control over your device by removing Apple's restrictions. This allows you to install apps, tweaks, and customizations that are not available or authorized by Apple.
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However, jailbreaking is not without risks. You might encounter security issues, stability problems, battery drain, warranty voidance, and update difficulties. Therefore, you should weigh the pros and cons of jailbreaking before doing it.
In this article, we will show you how to jailbreak iOS 12 using two different tools: Unc0ver and Checkra1n. We will also show you how to use Cydia, the unofficial app store for jailbroken devices, and how to install tweaks on your jailbroken device.
How to Jailbreak iOS 12 with Unc0ver
Unc0ver is a popular jailbreak tool that supports iOS 12 to iOS 12.5.5. It was developed by a team of hackers led by Pwn20wnd. Unc0ver uses a zero-day exploit that allows it to jailbreak your device without a computer. Unc0ver also comes with Cydia, the unofficial app store for jailbroken devices, where you can find thousands of apps and tweaks to customize your device.
To jailbreak iOS 12 with Unc0ver, you will need to download AltStore, a third-party app store that lets you install apps that are not available on the official App Store. AltStore also allows you to sideload Unc0ver on your device without a computer. Here are the steps to jailbreak iOS 12 with Unc0ver:
Step 1: Download AltStore and install it on your device
Go to on your device and tap on Download.
Choose your device model and follow the instructions to install AltStore on your device.
You will need to trust AltStore in Settings > General > Device Management.
You will also need to sign in with your Apple ID and password in AltStore.
Make sure you have a stable internet connection and enough battery life.
Step 2: Download Unc0ver from AltStore and install it on your device
Open AltStore on your device and tap on the Browse tab at the bottom.
Tap on the Jailbreaks category and find Unc0ver.
Tap on the Get button next to Unc0ver and wait for it to download.
You will need to trust Unc0ver in Settings > General > Device Management.
Step 3: Launch Unc0ver and tap on Jailbreak to start the process
Open Unc0ver on your device and tap on the Jailbreak button at the bottom.
The app will perform some checks and preparations before starting the jailbreak process.
You might see some pop-ups asking for permissions or warnings. Just follow the instructions and tap on OK or Allow.
The app will reboot your device several times during the process. Do not touch your device or interrupt the process until it is done.
Step 4: Wait for the device to respring and enjoy your jailbroken device
Once the jailbreak process is completed, your device will respring (restart) and you will see Cydia on your home screen.
Congratulations, you have successfully jailbroken your iOS 12 device with Unc0ver!
You can now open Cydia and start installing apps and tweaks on your jailbroken device.
How to Jailbreak iOS 12 with Checkra1n
Checkra1n is another jailbreak tool that supports iOS 12 to iOS 12.5.5. It was developed by a team of hackers led by axi0mX. Checkra1n uses a hardware exploit that works on devices with A11 chip or lower, such as iPhone X, iPhone 8, iPhone 7, etc. Checkra1n requires a computer and a USB cable to jailbreak your device. Checkra1n also comes with Cydia, the unofficial app store for jailbroken devices, where you can find thousands of apps and tweaks to customize your device.
To jailbreak iOS 12 with Checkra1n, you will need to download Checkra1n from its official website and install it on your computer. You will also need a USB cable to connect your device to your computer. Here are the steps to jailbreak iOS 12 with Checkra1n:
Step 1: Download Checkra1n from its official website and install it on your computer
Go to on your computer and click on Download for macOS or Download for Linux depending on your operating system.
If you are using macOS, drag the Checkra1n app to the Applications folder. If you are using Linux, follow the instructions on the website to install Checkra1n on your computer.
You might need to trust Checkra1n in System Preferences > Security & Privacy > General if you are using macOS.
Step 2: Connect your device to your computer and put it in DFU mode
Connect your device to your computer using a USB cable and make sure it is recognized by your computer.
Open Checkra1n on your computer and click on Start to begin the jailbreak process.
The app will ask you to put your device in DFU mode, which is a special mode that allows the jailbreak to work.
Follow the on-screen instructions to put your device in DFU mode. You will need to press and hold some buttons on your device for a certain amount of time.
If you are having trouble putting your device in DFU mode, you can check this for more help.
Step 3: Launch Checkra1n and click on Start to begin the jailbreak process
Once your device is in DFU mode, Checkra1n will detect it and start the jailbreak process.
The app will inject some code into your device and reboot it several times during the process. Do not touch your device or interrupt the process until it is done.
You will see a Checkra1n logo on your device's screen while the jailbreak is running.
Step 4: Follow the on-screen instructions and wait for the device to boot into jailbroken mode
Once the jailbreak process is completed, your device will boot into jailbroken mode and you will see Cydia on your home screen.
Congratulations, you have successfully jailbroken your iOS 12 device with Checkra1n!
You can now open Cydia and start installing apps and tweaks on your jailbroken device.
How to Use Cydia and Install Tweaks on Your Jailbroken Device
Cydia is the main source of apps and tweaks for jailbroken devices. It was created by Jay Freeman, also known as saurik. Cydia has various repositories that host different kinds of software, such as themes, utilities, games, etc. Cydia allows you to search, install, update, and uninstall apps and tweaks easily. You can also add new repositories to Cydia to access more software.
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In this section, we will show you how to add a repository to Cydia and how to install a tweak from Cydia. We will use an example repository and tweak for demonstration purposes, but you can use any repository and tweak you want.
How to add a repository to Cydia
A repository is a source of