Once the Checkra1n GUI loads, go to Options and select "Allow untested iOS/iPadOS/tvOS versions" if you are on a newer firmware.
For iPhone 8, 8 Plus, and X (A11 chips) on iOS 14, users must skip the "A11 BPR check," which means they cannot use a passcode or Face ID/Touch ID while jailbroken. How to Use Checkra1n 0.12.4 on Windows
Connect your iPhone or iPad to the PC using a lightning cable.
If you can't get the Justatech package to work or want a more up-to-date solution, here are some excellent alternatives: justatechcheckra1n0124windows best
No official “JustaTech” checkra1n Windows build exists. The string may refer to a or a tutorial video (e.g., “JustaTech’s guide for checkra1n 0.12.4 on Windows – best settings”). Always verify such downloads against official checkra1n releases (checkra.in) to avoid modified payloads.
iPhone 5S, 6, 6 Plus, 6S, 6S Plus, SE, 7, and 7 Plus.
Are you getting a specific (e.g., Error -20) during the process? Share public link Once the Checkra1n GUI loads, go to Options
: Once the Checkra1n interface loads, connect your device via USB. Follow the on-screen prompts to enter
Only works for devices with A7 to A11 chips (iPhone 5s through iPhone X). Package Manager: Currently supports only Cydia by default.
Once DFU mode is detected, the jailbreak will start automatically. If you can't get the Justatech package to
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For Windows users without access to a Mac, the Justatech Checkra1n 0.12.4 package represents one of the most accessible and reliable jailbreak solutions. While the USB boot method requires a few extra steps and a spare flash drive, it provides a stable, safe environment that dramatically increases your chance of success. The software-only methods, while tempting for their simplicity, come with greater risks and far lower success rates.
Disable USB 3.0 in your BIOS, or try a different computer.
Download the deployment utility Rufus onto your Windows computer.