Jailbreaking isn’t something Apple recommend you to do. But by jailbreaking your iDevice means you can liberate your iPhone, iPad or iPod Touch. As a result, your iDevice will be in a higher level. As “jailbreak” isn’t coming from Apple, officially, so you may expect bugs and errors will occur during the process. We’ve shared a simple trick and how to article about using Absinthe v2 to bring your iDevice running iOS 5.1.1 jailbroken untethered.
Besides that “Could not connect to lockdwn” error, jailbreakers may sometimes be faced with different problem like iPhone stuck on reboot. Personally I was also wondering why my iPhone 4S won’t reboot or taking too long for reboot. Luckily, the fix was easy.
Unplug your iPhone from the USB cable, try manual reboot by pushing power button, then re-plug it into your computer.
That’s it and your iPhone should now be fine. Do check the jailbreak state as you may also require to re-jailbreak. Remember to follow our guide here to jailbreak using Absinthe cleanly, safely, and fast.