Want rootlessJB and other jailbreak tools for your iOS?
Here we are giving full steps guide to downgrade iOS 12.1.4 to iOS 12.1.3 / 12.1.1 beta on your iDevice.
Few days ago Apple has relesed their latest iOS version iOS 12.1.4. But the latest Jailbreak released for now is giving it's support only for iOS 12 - iOS 12.1.2. Some of may think why we should downgrade to iOS 12.1.1 when we can downgrade it to iOS 12.1.2. The thing is, Apple has stopped signing for iOS 12.1.2. So the only option available for now is to downgrade to iOS 12.1.3 beta and iOS 12.1.1 beta.
Before you start the process you MUST check these basic requirememt's avaialbility.
Step 1 - First of all, turn off your device's Find My iPhone feature (Settings > iCloud > Find My iPhone).
Step 2 - Download the relavent IPSW file for your device. You can download the right iOS 12.1.1 beta and iOS 12.1.3 beta IPSW file for your specific device from here
Step 3 -
Use USB cable to connect your device to the computer and ensure that iTunes launches. Now put the connected device into DFU or Recovery mode. For iPhone 7 users, you must press and hold the Sleep/Wake button + Volume Down button for 10 seconds.
Non-iPhone 7 users should hold down the Power and Home button for 10 seconds, then release the Power button but ensuring that Home button is still pressed. iTunes will provide an alert saying that it has detected a device in Recovery Mode.
Step 4 - Now, in iTunes, press and hold the Option key (Mac), or SHIFT key (Windows), and select the Restore iPhone option in the main device window.
Step 5 - Select the relavent iOS IPSW file from your computer that you want to downgrade to.
Step 6 - iTunes will then restore the iOS 12.1.x firmware file to the device. After this Apple's Hello screen will appear allowing you to set your device up to your needs.