A high-quality USB-A to Lightning cable (USB-C to Lightning cables often fail to put devices into DFU mode properly for this exploit). A computer running macOS or Linux. Step-by-Step Installation
There is no official file because Checkra1n is a semi-tethered jailbreak that must be run from a computer.
Why? Because the checkm8 exploit relies on a vulnerability over a USB connection . It requires low-level hardware access that iOS’s sandbox does not allow. An IPA runs inside the iOS sandbox, which has no direct control over the bootrom or USB host controllers. Checkra1n Ipa
Checkra1n supports all devices with A5 through A11 chips. This includes:
Step-by-Step: How to Properly Use Checkra1n (The Official Way) A high-quality USB-A to Lightning cable (USB-C to
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You are now jailbroken. After a reboot, you must re-run the desktop tool (or your portable dongle) to re-enter the jailbroken state. An IPA runs inside the iOS sandbox, which
If your device restarts while using Checkra1n, your tweaks will stop working, and system modifications will be disabled. The phone will boot into a normal iOS state. To get your jailbreak back, you must plug the device into a computer and run the desktop client again. An IPA file on your phone cannot assist with this process. Proper Alternatives for IPA-Based Modding
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