Jailbroken i OS firmware can run riot accessing different parts of the filesystem usually only reserved for apps and system components.
If a tweak you were using has been storing data in an unorthodox place, and you create a backup of this data, when you restore the phone you might never be able to access (or delete) said data again.
In such situations the hard reboot solution also doesn’t work since the tweak tries to run again when i OS boots up.
To solve this, when your i OS device is booting up, simultaneously keep the Volume Up button pressed and you should be able to see your Lock screen again.
This might not be a huge amount of data and pose little problem, or it might be a lot of temporary files that eats a good portion of your 16GB i Phone’s memory. Ever made a warranty claim for a phone you had previously jailbroken?
Here you will learn how to jailbreak your i Phone, i Pod Touch, i Pad, Apple TV and Apple Watch running a variety of firmware versions.
There are a few reasons for this, one of which is that if you’re making a warranty claim it’s possible for Apple to tell that your device was jailbroken once some evidence of the jailbreak has been copied back to the freshly restored phone.
We’re maintaining a list of i OS 6.1 compatible jailbreak tweaks here. If you have any other issues, please head over to our forums and let us know about the problem so we can help.Unless you’re making a warranty claim or passing the phone on to someone who can use it on the network it is locked to, you might as well keep an eye on the jailbreak scene to ensure you can still use your phone once you’ve upgraded and re-jailbroken.This is probably why most people don’t bother jailbreaking, but that’s a whole other article!saurik had added this safe mode feature for Mobile Substrate last year to fix horribly broken jailbreak apps and tweaks.Fix Endless Reboot Loop with Redsn0w: If the volume up button trick doesn’t work, check out the video below to find out how to fix the endless reboot loop problem using Redsn0w: Check compatibility before installing tweaks Many developers are still updating their tweaks to work on i OS 6, so before installing anything from Cydia, ensure that i OS 6.1/6.0 is supported.For most, that option simply won’t work and others have reported experiencing battery life problems and activation issues when updating on top of a jailbreak.