Unc0ver Jailbreak

Unc0ver V3.0.0 update added support for iOS 11.4.1 & iOS 11.4 Jailbreak with the voucher_swap exploit.


Unc0ver semi-untethered Jailbreak initially released for iOS 11.3.1 to iOS 11 versions.


You can install Cydia using Unc0ver Jailbreak on your iPhone, iPads or iPods.


It is an Electra alternative with better stability, compatibility and success rate.



Version Compatibility : iOS 11.4.1, iOS 11.4, iOS 11.3.1, iOS 11.3, iOS 11.2.6, iOS 11.2.5, iOS 11.2.1, iOS 11.2, iOS 11.1.2, iOS 11.1.1, iOS 11.1, iOS 11.0.2, iOS 11.0.1, iOS 11


Device Compatibility : iPhone XS, iPhone XS Max, iPhone XR, iPhone X, iPhone 8, iPhone 8 Plus, iPhone 7, iPhone 7 Plus, iPhone 6S, iPhone 6S Plus, iPhone 6, iPhone 6 Plus, iPhone SE, iPhone 5S
12.9-inch iPad Pro, 2nd generation 12.9-inch iPad Pro, 1st generation 10.5-inch iPad Pro, 9.7-inch iPad Pro, iPad Air 2, iPad Air, iPad 5th generation, iPad mini 4, iPad mini 3, iPad mini 2
iPod touch 6G



Jailbreak Methods

You can Jailbreak your iPhone or iPad with Unc0ver Jailbreak online method as well as Unc0ver Jailbreak Computer method


Online jailbreak is the easiest way, and you can directly download unc0ver Jailbreak IPA to your device. UnCover Online method exclusively available with Silzee Online JB App. You can download it using zJailbreak, Xabsi or iExtras third-party app stores.


Note - Silzee has upgraded for unc0ver latest support of iOS 11.4.1 & iOS 11.4.


However, it is recommended to follow the given below instructions to increase your Jailbreak success rate. You should always follow up these steps before starting any jailbreak process.


  • Enable Airplane Mode.

  • Disable Siri / Disable Touch ID.

  • Close all open applications or games from the app switcher.

  • Restart your device and then Launch the jailbreak app.


Unc0ver Online Jailbreak Guide

Step 01 - First download one of app stores from zJailbreak, Xabsi or iExtras using following buttons. You need to provide the device passcode for the installation process.





Step 02 - Then launch the downloaded app store from your iPhone or iPad. Find for the Silzee Online JB app.


Step 03 - Tap the Install button to download Silzee Online JB app to your device.


Step 04 - Now open Silzee app and Tap on Unc0ver Jailbreak button to sideload the unc0ver app to your device.



Step 05 - Once you have successfully installed the Unc0ver app sideloaded navigate to Settings > General > Profile & Device Management > Trust the Developer app.


Step 06 - Open the unc0ver app from your device homescreen and tap Jailbreak button to jailbreak your device.


Step 07 - Wait until Jailbreak Complete. Your device will restart at least twice during the process.


Step 08 - Once exploitation finished, Cydia will be installed on your device.


Enjoy! your iOS device is now jailbroken! Now you can Install the desired tweaks and jailbreak packages.


Unc0ver Jailbreak Guide (PC Required)

Step 01 - Download Uncover IPA & Cydia Impactor using following links.




Step 02 - Connect your device with computer and Launch Cydia impactor from the computer.


Step 03 - It will detect your device and then drag the Uncover IPA on to Cydia Impactor.


Step 04 - Enter your Apple ID & Password when prompt. It will sideload the Uncover app to your device.


Step 05 - After, few seconds, Uncover app appeared on your device and trust the app before running it. Go to Settings → General → Profiles & Device Management → Trust the app.


Step 06 - Now run the Uncover Jailbreak app from your device and Tap the Jailbreak button to begin the jailbreak process.



Step 07 - Wait until jailbreak complete and finally you can see the Cydia on your device homescreen.



Developers

Uncover Jailbreak developed by pwn20wnd with Sam Binger (@sbingner.) Also, Dennis Bednarz, and Samg_is_a_ninja even behind this Unc0ver Jailbreak release.


Pwn20wnd is a former member of the Electra Jailbreak team. He owns few Cydia Repos too.


A few months ago, Coolstar tweeted that Pwn20wnd has removed from the Electra team due to his recent behavior. He said that Pwn20wnd was planning to leak the source code, and have open sourced before him.


Unc0ver Jailbreak for iOS 12 & higher

Uncover Jailbreak for iOS 12 & higher versions will be coming soon.


Currently, iOS 12 Uncover Jailbreak work in progress for the first public beta with Cydia and Substrate support for iOS 12. Pwn20wnd has confirmed it via his official twitter ac.



Also, one of unc0ver member has published one of video on Reddit which is jailbreak iOS 12 on iPhone X commanding Hey Siri, Install Cydia with Unc0ver.



Pwn20wnd has advised to save blobs for iOS 12.1.1 & iOS 12.1.2. Also iOS 12.1.1 users to downgrade to iOS 12.1 or stay on iOS 11.4 to iOS 12.1 versions and Save blobs.




So it will add Unc0ver jailbreak support for iOS 12 to iOS 12.1.2 support very soon.


However, Unc0ver tool does not support to Jailbreak iOS 12.1.4 - iOS 12.1 or iOS 12.0.1/ iOS 12 Jailbreak versions yet. No hint about iOS 12.2 jailbreak (beta) too.


Unc0ver jailbreak Errors and fixes

As the every Jailbreak tools, unc0ver Jailbreak has bugs and common jailbreak errors. Sometimes unc0ver jailbreak not working or tweaks not working with Unc0ver.


Here is the list of errors.


  • ERRNO: 1 TEST: RV == 0 FILENAME: VIEWCONTROLLER.M LINE: 1100 FUNCTION: EXPLOIT

  • ERRNO: 2 TEST: RV == 0, FILENAME: VIEWCONTROLLER.M LINE: 1484 FUNCTION: EXPLOIT

  • ERRNO: 2 TEST: RV == 0 FILENAME: VIEWCONTROLLER.M LINE: 1913 FUNCTION: EXPLOIT

  • ERRNO: 2 TEST: RV == 0, FILENAME: VIEWCONTROLLER.M LINE: 2141 FUNCTION: EXPLOIT

  • ERRNO: 3 TEST: MACH_PORT_VALID(TASK_PORT) FILENAME: VIEWCONTROLLER.RN LINE: 215 FUNCTION: INJECT_LIBRARY

  • PROGRESS BAR GETS STUCK AT 1/48

  • UNC0VER IS STUCK ON 7/48.

  • OS FIRMWARE <8.3 AND LINK IDENTITY EDITOR >=1:1.2.1 FOR INSTALLING TWEAKS

  • CYDIA IS NOT WORKING


However Pwn20wnd has fixed most of the errors at this time. He is updating change log by fixing bugs.


Unc0ver tool Updates (Changelog)

V3.0.0 update released with adding iOS 11.4 and 11.4.1.


V2.2.0 version released with Bug fixes and performance improvements.


V2.1.4 update release to reduce the size of the app.


V2.1.3 update Fixed patch finder and added new versioning system; future version downgrades possibility.


V2.1.1 update featured with Increases jailbreak rate, cleans the Cydia user data, better memory management.


V2.1.0 released with some improvements.


V2.2.0~b7 to V2.0.2 was released for public testing with the bug fixing.


The official release of v2.0.1 with a version number bump to make tracking versions easier.


V2.0.0 was released & updated for public testing with the following changes.


  • Fix the trust cache injection bug

  • Fix the famous snapshot creation bug and add a button to manually reset the logs instead of automatically resetting them when the diagnostics button is tapped

  • Hotfix for the snapshot mounting issue

  • Enable Restart and Restart SpringBoard buttons on iOS 11.4 - 11.4.1

  • improve the reliability of the Restart button.

  • Fix the broken multi_path entitlement check, add the compatibility layer for the other jailbreaks back to fix the apps like iCleaner and fix the bootstrap error

  • Initial Cydia Substrate support and many more


He updated the changelog RC1 to RC9. Further, he has released V1 & V1.0.1 updates to fix the snapshot related issues, make the settings tab match with the rest of the UI, more minor fixes and disable the rootfs restore on iOS 11 - iOS 11.1.2 versions.


He fixed enable and fix the RootFS Restore for all versions and various bug by releasing v1.0.2 to v1.1.4 updates.


Pwn20wnd releases unc0ver V1.1.3 to fix a bug in starting jailbreakd and V1.1.4 to fix a bug in finding offsets.


Pwn20wnd releases unc0ver V1.1.2 by adding following features to improve exploit success rates.

  • Improve auto layout

  • Code optimizations

  • Significantly improve the success rate of the Empty_List (VFS) exploit

  • Slightly improve the success rate of the Multi_List (MPTCP) exploit


Features of Unc0ver Jailbreak

  • All exploits in same app

  • Detailed error messages

  • Faster patches

  • More stable patches

  • No extra battery drain

  • No random freezes

  • No random slow downs

  • No data is logged or shared

  • No malware

  • Proper jailbreak state detection

  • Proper bootstrap extraction to fix issues such as Cydia not appearing after jailbreak

  • Native build of Cydia for iOS 11

  • Telesphoreo port for ARM64

  • Much faster Cydia

  • Much more stable Cydia

  • Much more modern looking and acting Cydia


Unc0ver Jailbreak Vs. Electra Jailbreak

When we compare Unc0ver with Electra Jailbreak, almost both are same.


Similarities :

Both Jailbreak tools compatible for same iOS versions.

Use Cydia Substrate for tweak injection instead of Substitute.

Included Cydia which is approved by saurik.


But according to Pwn20wnd ,unc0ver provides better stability, overall reliability, improved battery life/ performance and fixed freeze issues. Further, he said unc0ver is better than Electra Jailbreak because of the above unc0ver features.


If you are facing problems with Electra jailbreak it is time to switch to unc0ver from Electra jailbreak. You need to bring your device in jailbreak state if you’ve already jailbroken your iPhone or iPad with Electra Jailbreak. You can unjailbreak it with Rollectra/SemiRestore.


How to safely move to Unc0ver from Electra

Step 01 - You should backup your data with iCloud or iTunes before running the SemiRestore11 / Rollectra tool.


Step 02 - Open Cydia from your iOS device. Search for “SemiRestore11” on the search tab. Select the SemiRestore11 tool from the result list.



Step 03 - Tap on Install to your device. Once done, SemiRestore app will be available on your device homescreen.


Step 04 - Run SemiRestore tool from your device and tap Unjailbreak to start the unjailbreak process.



Step 05 - Tap Erase All from popup confirmation message.



Step 06 - Finally it will restart your device and reboot as a new device.


Step 07 - Now you can use above online unc0ver Jailbreak guide or Computer guide to Jailbreak your device with Unc0ver tool.



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