Jailbreaking iOS in general, and Jailbreak iOS 9 in particular, is a way for users to quickly access new apps on Cydia. Most of them are very innovative and unique, such as changing iPhone message colors with the Convos tweak, resetting iPhone like Windows with SwitchSpring, or checking the weather on the iPhone home screen with the Forecast Tweak...
However, due to fears of risks during usage or simply wanting to reset the device, restore it to its original settings, users may need to remove Jailbreak from their device.
GUIDE TO UNINSTALL, DELETE JAILBREAK IOS 9 FOR IPHONE AND IPAD
To remove Jailbreak iOS 9, you can use Cydia Impactor available on the Cydia app store. This helps you quickly delete Jailbreak iOS 9 or Remove Jailbreak iOS 9 without the need for other complicated tools.
1. Download and Install Cydia Impactor
In Cydia, search for 'Cydia Impactor' and proceed to install it on your device. Since I have used Cydia Impactor before, I choose Adjust and then Install.
2. Use Impactor to Remove Jailbreak iOS 9
From the home screen, launch Cydia Impactor and press “Delete all data and unjailbreak device” (1), select Delete All (2) to proceed with removing Jailbreak iOS 9 from your iPhone.
Afterward, your iPhone or iPad will restart several times to complete the process of removing Jailbreak iOS 9 from your device. This process takes about a few minutes to complete.
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Note: Currently, this method is in the testing phase. When executing it, if users encounter issues, they should stop and wait for some additional time for the tool to improve.