checkra1n windows checkra1n is a semi-tethered jailbreak for iOS 12.0 and up, based on the checkm8 exploit. It supports Linux and macOS, but not Windows, which will be added in a later release..xổ-số-kiến-thiết-quảng-ngãi checkn1x ISO and jailbreak iOS 12 up to iOS 14.8.1 with checkra1n from Windows PC. Download and install checkn1x latest version on a USB drive.kết-quả-bóng-đá-nữ checkra1n 0.9.1 beta To download checkra1n on Windows you have to scroll to the top of the page.