How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

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These are instructions on how to jailbreak your iPhone on iOS 12.0 - iOS 12.2 using Chimera.

This jailbreak works up to iOS 12.1.2 with all A12 devices, including the iPhone XS, iPhone XR, and the newest iPads. Currently, iOS 12.2 support is limited to devices with an A9-A11 processor. Some betas of iOS 12.3 are supported but not beta 6.

Make sure to backup your device using iCloud or iTunes before you begin.

Step One
Download the latest version of the Chimera jailbreak from here and Cydia Impactor from here, saving them to a folder on your Mac.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Two
Double click to open the Impactor dmg.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Three
Drag and drop the Impactor app onto the Applications folder shortcut.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Four
Launch Impactor from your Applications folder. Click Open if asked to confirm.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Five
Connect your iPhone to your computer via USB then drag and drop the Chimera IPA we downloaded earlier into the Cydia Impactor app.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Six
You will be asked to enter your Apple ID and password. This is only used to sign the IPA, letting it run on your device.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Seven
Cydia Impactor will now sign the IPA and install the Chimera jailbreak app on your device.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Eight
Launch the Settings app from your SpringBoard then choose General from the Settings menu. Then tap to open iPhone Storage from the General menu.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

If present, tap to select the iOS software update from the list and then tap Delete Update. When asked to confirm, press the large Delete Update button.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Nine
Return to the General menu by tapping General at the top left of the screen. Select Device Management from the General menu then tap to select your Apple ID.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Press the Trust "youremail@address.com" button and choose Trust from the alert that appears.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Ten
Swipe up from the bottom of the screen or down from the top right to bring up Control Center and toggle Airplane mode ON.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Eleven
Hold down the Power button (Power and Volume Up for iPhone X) and swipe the slider to power off your iPhone. After a few seconds press the Power button to restart your device.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Twelve
Ensure you are in Airplane mode then launch the Chimera app on your SpringBoard.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Thirteen
Tap the Jailbreak button to begin the jailbreak process.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Fourteen
You will be notified that a reboot is required. Tap the OK button to reboot your device.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Fifteen
Your iPhone will now reboot. Once it's finished, reopen the Chimera app and tap the Jailbreak button again.
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Step Sixteen
Chimera will respring and Sileo will appear on your Springboard!
How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)How to Jailbreak Your iPhone on iOS 12 - 12.2 Using Chimera (Mac)

Notes:
● This is a semi-tethered jailbreak so you will need launch Chimera and tap Jailbreak each time you reboot.
● If you don't have a developer account you will need to re-sideload the Chimera app every seven days.
● Sileo uses Substitute instead of Cydia Substrate

Thanks
A big thanks goes to Coolstar and the rest of the Electra Team who contributed to this jailbreak.

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