As we know that Apple may have released a provisional fix for the uncontrolled and wicked iOS text bug which can crash your iPhone without any trouble but that fix is not permanent but that is temporary. Well! This can be fixed permanently by jailbreaking. IneffectivePower is a jailbreak tweak which helps in defying the danger of this bug permanently. How to permanently fix the iPhone message crash bug is explained here.
Permanent fix out is needed because temporary fix out requires a quick and effective update due to the substantial risks pointed by security analysts such as hijacking or hacking. Apple has claimed that they are planning on releasing a permanent fix, probably in the form of the iOS 8.4 firmware update. It would be something that could get very risky for jailbreak users and those who are already waiting for one running iOS 8.3 which cannot be jailbroken for now.
How to fix iPhone Messages Crash Bug permanently:
Fortuitously jailbroken iPhones users should be helped by Cydia tweak in avoiding the dangers linked with that nasty bug. There are a small number of other fixes as well for the bug available on Cydia but the IneffectivePower’s developer says that their fix is currently the superior option out there as it works on a system-wide level. “IneffectivePower tweak stops the infamous “Effective Power” text string from deafening CoreText on a system-wide level. And it should work in every app so this is the simple method to fix iPhone message crash bug.
Therefore, this fix not only would fix the bug in Messages app, but it will also fix third-party apps like Snapchat and Twitter. It seems that, this tweak injects its magic at the “CoreText level as opposed to being injected into SpringBoard.”
Important step to install this tweak: you will need to add a new storehouse to Cyida: http://cydia.angelxwind.net/. Once it is added, you can download the tweak free of cost. After it is downloaded you will see that it will keep your iPhone safe from such infamous unicode characters-based text messages in the future. Using the above given techniques and methods you can easily get rid of iPhone message crash bug permanently.