Updated Jun 10, 2025
Semaphorin Download
Download Semaphorin and finalize the installation setup on your device. To finish the download process, simply click on one of the links provided below. You may find multiple options available. Once the download is finished, continue with the installation process. Remember to select the appropriate version for your operating system, whether it's for iOS, Windows, Linux, or macOS.
Release notes
Version 1.0
- Add iPhone 6 iOS 10.3.3+8.2, 10.3.3+9.3 dualboot support.
- Cellular fixed when downgraded to certain versions, namely iOS 10.3.3 – 11.1.
- Jailbreak for iOS 10 provided by meridian jb.
- Cydia now is installed and works on iOS 11, but tweaks do not work yet.
- Sandbox payload for iOS 9.3, contains patch for iOS 9.3.
- iOS 9.3 now boots and works about just as well as iOS 8.0b4 but without working tweaks.
- A ton of dfu and ramdisk fixes, and ios 10.3.3 downgrades are fixed on various devices including the iPhone 6s.
- iOS 10.0-10.2.1 sandbox payload, which should let us boot those versions soon(?) but iOS 10.3.3 is still the recommended version to downgrade to.
- Fixed aop and homer firmware. this fixes microphone, gyroscope, and other issues on iOS 10.0.1-11.1 downgrades.
- Added iPhone 7 and 8 support.
- Added support for iOS 9.3.x downgrades.
- Added support for iOS 10.0 – iOS 10.2.1 downgrades.
- Updated Kernel64Patcher.
- Serial debugging feature included.
- iDevice activation improvements.
- Update FirmwareKeys.
- Improved downgrade script behaviour.
- Overall improvements and bug fixes.
Version Beta 2
- Python is no longer required
- APFS support is now added
- iOS 10.3.3-11.4.1 downgrades are now supported
- APFS dualboot support when downgrading to iOS 10.3.3-11.4.1
- A8/A8x/A9 downgrade support for iOS 10.3.3-11.4.1 only
