There are three system rooted jailbreak methods available for iOS 8.4 and iOS 8.4.1. This is the standard method and finally installs full functional Cydia.
EtasonJB jailbreak for all 32-bit devices running iOS 8.4.1 released to the public on 19th September 2017. This tool developed by tihmstar who brought Phoenix jailbreak tool for iOS 9.3.5. And it works on macOS, Windows, and Linux.
EtasonJB is a fully untethered jailbreak and you do not need to run again the Etason JB app whenever you restart the device. There are both PC required and Online methods available for Etason Jailbreak. You can get Online method from the Pigsy Online JB app. It is the easiest way to complete the Etason Jailbreak.
iPhone 5 (GSM)
iPhone 5 (Global)
iPhone 5C (GSM)
iPad 2 (WiFi, GSM, CDMA, Mid 2012)
iPad mini (WiFi)
iPad 3 (WiFi)
iPad 3 (GSM)
iPad 3 (CDMA)
iPod touch 5
Please watch following video released by developer.
Step 01 - First you need to download zJailbreak or Xabsi third party app stores from following buttons.
Step 02 - Now go to the zJailbreak app or Xabsi app. Then, tap on Pigsy online jailbreak tab. Install it. Click on the Allow button to confirm it. Once complete Online Jb app will be available on your homescreen.
Step 03 - Open the Pigsy online jb app. Tap On Etason JB app.
Step 04 - It will take few minutes to complete the jailbreak process and finally, Cydia icon will be available on your homescreen.
Step 01 - Download the EtasonJB jailbreak IPA file and Cydia Impactor from following download links.
Step 02 - Connect your device to the PC and Open the Cydia Impactor. Then it will detect your device.
Step 03 - Drag into the etasonJB-RC4.ipa file to Cydia Impactor window.
Step 04 - Now it will ask your Apple ID & the password. Provide it.
Step 05 - Once it complete, Impactor will start the install EtasonJB app to your device. This will take few minutes. Once done close it and go to your device.
Step 06 - Etason JB jailbreak application will be on your home screen. Click on the Etason JB! Button to start the jailbreak process.
Step 07 - Please be patient until jailbreak process complete. Finally, it will install Cydia.
Sometimes Etason JB app will crash in few days because of certificate expiration issue. Then users need to reinstall the Etason JB app to fix this.
Actually, iOS 9.3.5 operating system speed performance is a law on 32-bit devices. As solutions users can downgrade to iOS 8.4.1 the last version of iOS 8. But it needs to be saved SHSH blobs to complete the downgrade. If it is not, you cannot downgrade your device version to iOS 8.4.1.
However there is no any supported jailbreak tool for iOS 8.4.1 and as a result of that EtasonJB is out. Now users can speed up their old devices by downgrading to iOS 8.4.1 as well as jailbreak the device using this tool.
TaiG 2 is the recommended method for iOS 8.4 jailbreak from Windows computer. Your device is 100% safe if you download the correct jailbreak tools and follow the jailbreak guides.
Step 01 - Download the TaiG 2 premium from following download button.
Step 02 - Then you have to register the TaiG 2 software. you will receive the registration code to your email after the registration of the software.
Step 03 - Then Open the TaiG2 and click the "enter code" button, After the registration TaiG 2 will open, You can also find a shortcut link to open the TaiG 2 software on your desktop.
Step 04 - Open the settings on your device and disable touch ID, Passcode and activate the "Airplane mode" of your device. Then connect your device to the computer using your USB cable. Then TaiG2 should detect your device.
Note - We do not recommend installing the 3K assistant. It is a pirated app store, and it only comes with Chinese language. It will not be useful to you if you cannot read the Chinese language.
Step 05 - Now click the "start' button to start the jailbreak process. Wait few more minutes. It takes some time to complete the iOS 8.4 jailbreak process.
Step 06 - Finally you will get an error as "storage full error". It is really not an error, It is a part of the jailbreak process. Just skip it.
Step 07 - Now your jailbreak process is over. You can find the Cydia on your device.
Read more about TaiG 2
This is the recommended method to jailbreak iOS 8.4 for Mac OS users. Please follow this guide for safety of your device. You are 100% safe to download the correct tool for your jailbreak process.
Step 01 - Download the latest version of the PP jailbreak tool from following button. PPJailbreak tool comes as the dmg file. Therefore you have to extract the PP jailbreak software to Applications folder of your mac computer.
Step 02 - Disable your touch ID, Passcode and "Find My iPhone" option, Activate the "Airplane mode" on your device.Then plug your iOS 8.4 device to your Mac computer.
Step 03 - Open the PP jailbreak app. Click on the jailbreak button of PP jailbreak software. Then it will show a menu with instructions.
Note - We do not recommend to install PP helper with the jailbreak process, It is a Chinese app store, It is not useful to you if you cannot read the Chinese language.
Step 04 - Tap on continue button to start the jailbreak process. It takes few minutes to complete it.
Step 05 - Finally you can find the Cydia app on your device home screen.
Read more about PPjailbreak.
i0n1c : Popular German iOS hacker (i0n1c) released the Jailbreak for iOS 8.4 beta versions for the 1st time. However, he has not released this Jailbreak to the public. Sometimes Apple may have fixed the i0n1c jailbreak at iOS 8.4 public release. Therefore we do not have a clear idea about this jailbreak. Go to the i0n1c's website to read more about i0n1c.