Checkn1x-1.0.6-amd64.iso

Connect your iOS device via a USB-A cable (USB-C often fails with this exploit). Follow the on-screen prompts to put your device into and apply the jailbreak. Compatibility iPhone 5s through iPhone X (A7 to A11 chips). Supports iOS 12.0 up to iOS 14.8.1.

| Issue | Solution | | :--- | :--- | | | This is a USB timing issue. Unplug the iPhone, plug it back in, and restart the checkra1n process. Try a different USB port (USB 2.0 ports are more reliable than USB 3.0). | | Error code: -31 | Your iPhone’s passcode is still on. Turn it off completely in iOS settings. | | Error code: -20 | The checkm8 exploit failed. Re-enter DFU mode manually. On iPhone 7/7+, DFU timing is very strict. | | Boot loop after jailbreak | Boot your iPhone into recovery mode and restore using iTunes/Finder. Then re-attempt the jailbreak with checkn1x-1.0.6 without installing any tweaks first. | | Keyboard doesn’t work in checkra1n GUI | connect a USB keyboard. Laptop keyboards sometimes fail in the Linux framebuffer. | checkn1x-1.0.6-amd64.iso