unc0ver

The most advanced jail&#8203break tool.
iOS 11.0 - 14.8

Jail&#8203break

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v4.3.1 Release3/8/2020
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  • Bumped version to 4.3.1 due to a github bug causing an older file to be temporarily available
  • Add support for rebooting the userspace for the first time in a jailbreak
  • Add support for injecting to the entire userspace
  • Add support for looking up or registering services from the sandbox with the cy: prefix for developers
  • Reboot the userspace after jailbreaking
  • Make major design changes to preserve stock system performance
  • Fix random reboots, freezes, memory issues and any known problem that affected system services or apps
  • Fix persistent software update blocker on iOS 13 (Works in the jailed state too)
  • Fix a design problem that affected the Succession restore tool
  • Automatically re-enable software updates when restoring RootFS
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v4.2.1 Release2/26/2020
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  • Fix a bug that caused unreliability in starting up substitute
  • Fix an issue that broke battery settings and caused extra battery drain
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v4.2.0 Release2/25/2020
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  • Fix issues with system services on A12-A13 (i.e. iMessage notifications)

  • Add iOS 13.0-13.3 support for A8-A11 devices

  • Fix temporary freeze after the jailbreak completed alert

  • You must reboot in order to install this update if you are already jailbroken

  • @Pwn20wnd's substitute bootstrap tooling is used on A8-A11 devices running iOS 13.0-13.3 for battery saving features, improved performance and compatibility reasons

  • There is no particular reason to switch to the unc0ver jailbreak if you are already running the checkra1n jailbreak (Other than the convenience of being able to re-jailbreak your device without a computer)

  • Your jailbreak apps and tweaks will be preserved when switching from the checkra1n jailbreak for A8-A11

  • You can switch back to the checkra1n jailbreak while preserving your jailbreak apps and tweaks but you will need to manually install Cydia Substrate from Cydia after switching back

  • All devices running iOS 13.0-13.3 are now supported

  • The connected Apple Watch may re-sync after jailbreak. It will take around a minute or two and it won't touch your data

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v4.1.1 Release2/24/2020
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  • Fix a stability bug in the time_waste exploit for iOS 13.0-13.3
v4.1.0 Release2/24/2020
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  • Replace the oobtimestamp exploit by @bazad with the timewaste exploit by @jakeashacks for 99% stage 1 (exploit) reliability on iOS 13.0-13.3
  • Fix compatibility issues with iOS 11.0-12.4 and 13.0-13.2.3
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v4.0.3 Release2/19/2020
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  • Fully fix App Store on A12-A13
  • Fix a bug that affected system services on A12-A13
  • Improve the exploit reliability by guiding the user on proper use
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v4.0.2 Release2/17/2020
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  • Fix iOS 13.0-13.2.3 support
  • Fix injection into WebContent
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v4.0.1 Release2/16/2020
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  • Fix App Store for A12-A13
  • Fix push notifications for A12-A13
  • Improve reliability for A12-A13 devices on iOS 13.0-13.3
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v4.0.0 Release2/15/2020
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  • Full-fledged support for A12-A13 devices on iOS 13.0-13.3 with Cydia and system-wide tweak injection
v3.8.0 Pre-Release12/9/2019
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  • Add iOS 12.4.1 support for A12 iPhones (iPads not supported at this time)
v3.7.0 Pre-Release9/22/2019
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  • Full-fledged A12-A12X support with Cydia and system-wide tweak injection

  • Fix Camera on A12-A12X devices

  • Fix GPS on A12-A12X devices

  • Fix App Store purchases on A12-A12X devices

  • Fix Face ID on A12-A12X devices

  • Fix performance issues on A12-A12X devices

  • Fix stability issues on A12-A12X devices

  • Fix reload system daemons issues on A12-A12X devices

  • Fix general stability issues with system services on A12-A12X devices

  • Fix system shutdown on A12-A12X devices

  • Fix system restart on A12-A12X devices

  • Fix USB on A12-A12X devices

  • Fix Xcode debugging on A12-A12X devices

  • Fix a bug in libsubstitute that broke the TetherMe tweak A12-A12X devices

  • Enable full-fledged AMFI/CoreTrust bypass on A12-A12X devices

  • Fix memory management issues on A12-A12X devices

  • Fix tweak injection to MobileSafari on A12-A12X devices

  • Make reload system daemons reload services with launchctl instead of ldrestart

  • Reload system daemons before restarting SpringBoard

  • Correct a problem with reload system daemons when using Substrate (non-A12 devices)

  • Update bundled Cydia to prompt for network access on China devices

  • Rename the bundled mobilesubstrate to match other jailbreaks

  • Update the bundled substitute to 0.1.0

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v3.6.3 Release9/9/2019
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  • Fix an issue with finding kernel offsets on A8
v3.6.2 Release9/9/2019
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  • Fix an issue with the kernel virtual memory access APIs on A7-A8 devices that rendered the jailbreak useless by causing it to fail to copy big kernel data (Error known as: "Unable to copy container profile in kernel memory.")
v3.6.0 Release9/8/2019
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  • Completely redesign and rewrite all jailbreak patches from scratch
  • Make the jailbreak patches static and not dynamic--Meaning that the system stability will be completely stock after the jailbreak
  • Fix the app crashing on launch when signed with provisioning profiles with non-ASCII characters
  • Internally prepare jailbreak patches for full-fledged A12-A12X support
  • Make the jailbreak significantly and noticeably more reliable and faster to run
  • Add the SockPort 3.0 exploit for improved reliability on iOS 12.4 and devices with low RAM
  • Fix SSH support for arm64e devices running iOS12.0-12.1.2
  • Make it possible to jailbreak with corrupted SystemVersion.plist on iOS 12.4
  • Make the jailbreak perform proper clean up to preserve system stability in case of a failure
  • Fix the jbctl command-line utility
  • Switch to a new technique for setting the system boot nonce generator that works on all arm64e devices running iOS12.0-12.4 (Thanks to @0x7ff for the idea)
  • Fix a bug with the initial Cydia installation getting stuck sometimes
  • Significantly speed up the initial Cydia installation process
  • Internally prepare upcoming stable substitute support
  • Internally prepare Cydia and its resources for full-fledged arm64e support
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v3.5.6 Release8/24/2019
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  • Add support for remounting the RootFS as read-write on A12-A12X devices running iOS 12.1.3-12.4
  • Adds support for restoring the RootFS on A12-A12X devices running iOS 12.1.3-12.4
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v3.5.5 Release8/22/2019
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  • Fixes issues with the jailbreak introduced with the last update
  • Fixes iOS 11 support
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v3.5.4 Release8/22/2019
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  • Add full-fledged SSH support with root-shell for A12-A12X devices on iOS 12.1.3-12.4
  • Add support for arbitrary unsigned code execution on A12-A12 devices on iOS 12.1.3-12.4 (Note: Object files will have to be signed with a CMS blob using the codesign utility)
  • Add support for running expired or revoked apps on A12-A12X devices on iOS 12.1.3-12.4
  • Fix instant or random reboots after jailbreaking with the SockPuppet3.0 exploit on A7-A12X devices on iOS 11.0-12.4
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v3.5.2 Release8/19/2019
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  • Fix the SockPuppet 3.0 exploit on iPad Mini 4 and iPad Air 2
v3.5.1 Release8/19/2019
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  • Add the updated SockPuppet 3.0 exploit by @umanghere
  • Remove the SockPort and SockPort2 exploits
  • Update system-memory-reset fix to fix random reboots
  • Add Apple to the credits section for development
  • Fix error at stage 2 when jailbreaking after updating from a lower firmware while preserving the app data
  • Fix the app crashing up on stared up on iOS 11
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v3.5.0 Release8/18/2019
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  • Add iOS 12.4 support to the Sock Puppet (A8-A11) and Sock Port (A7-A7X) exploits
v3.4.2 Release7/25/2019
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  • Fix the SockPuppet kernel exploit not displaying on A8-A8X devices
v3.4.1 Release7/25/2019
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  • Fix the sandbox swap error when using the exploits that are not SockPuppet
  • Add the SockPort 1.5 exploit by @jakeajames for A7-A9X devices (Reliability: ~95% from extensive testing)
  • Disable the SockPuppet exploit on A7-A7X due to reliability issues
  • Add iOS 12.3~b1 support to the jailbreak (Verified working on iPhone 5s)
  • Fix a theoretical reliability bug with SockPuppet
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v3.4.0 Release7/23/2019
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  • Replace the SockPort 2.0 exploit with the SockPuppet 2.0 exploit with better reliability and stability on older devices
v3.3.8 Release7/22/2019
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  • Use the rewritten SockPort 2.0 exploit with ~100% reliability, ~100 milliseconds run time and support for all devices on iOS 11.0-12.2 (12.1.3-12.2 on A12-A12X excluded)
  • Fix the jailbreak on iOS 12.2 iPhones and iPods
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v3.3.7 Release7/19/2019
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  • Improve the reliability of the Sock Port kernel exploit on 4K devices
v3.3.6 Release7/19/2019
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  • Fix Sock Port failing on 4K devices
v3.3.5 Release7/19/2019
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  • Fix a reliability bug in Sock Port
  • Fix Sock Puppet on A8X
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