Tethered Jailbreak vs Untethered Jailbreak

Along with iOS 4.2.1 update and the redsn0w 0.9.6b4 jailbreak procedure, there arised a confusion as to it’s definition on “Tethered Jailbreak” and “Untethered Jailbreak”. Many people certainly don’t know about it, thus we have come along with the concept on what a Tethered and Untethered Jailbreak is all about.

Tethered Jailbreak Untethered Jailbreak

NOTE – The iPhone tethered or untethered jailbreak is not all about internet tethering, rather it is just a process of using your iPhone as a cellular modem.

Definition Of Tethered Jailbreak

The concept of tethered jailbreak is – your iPhone requires to be connected with your computer everytime, whenever you need to reboot your iPhone or simply your iPhone loses the battery charge. Well it is not for re-jailbreak or restore your iPhone but only for the back up of your iPhone as an aid of jailbreak application.

How to boot your iPhone on Tethered Jailbreak

  • Connect your iOS device (iPhone, iPad, iPod touch) to your computer
  • Relaunch the same jailbreaking application what you have used to jailbreak the device
  • Select the “Just boot tethered right now” option (ie- in redsn0w) (shown in the screenshot above)
  • Now the your iOS device will boot with the aid of redsn0w
  • After successful booting disconnect it from your computer
  • And use it as usual

Definition Of Untethered Jailbreak

Well, the untethered jailbreak is most preferable, because it requires no connection to your computer except for the initial jailbreaking process. You can reboot your iOS device as much as you want without having to tether it to your computer to boot.

This is how most of the new jailbreaking tool works for iOS 4.1 and prior, like greenpois0n, PwnageTool, limera1n, and sn0wbreeze.

How to boot your iPhone on Untethered Jailbreak

  • Well, there is nothing to do for it. Just simply boot your iPhone as usual

Tethered vs Untethered Jailbreaks

Due to hassle of tethering (connecting) your iOS device always need to be connected to a computer on each boot, thus an untethered jailbreak is however always get preferential.

So it has been suggested – If you have patience, then always wait for untethered jailbreak to become available for your device.

Well, if you like this post, please leave a comment.

9 thoughts on “Tethered Jailbreak vs Untethered Jailbreak

  1. If I jailbreak my iPod touch 4 on 4.2.1 right now, with redsn0w perhaps (this would be tethered), could I jailbreak it with another tool once an untethered jailbreak comes out, so that it becomes untethered?

  2. thnx a lot dude….this post helped meh a lot….i jus wanted to ask tht if it is true tht greenpoison has realeased ios 4.2.1 untethered jailbreak….plz reply fast

    • Well, yes my friend, the new release greenpoison rc5 brings full untethered iOS 4.2.1 jailbreak support for all iOS device except Apple TV. Untethered iOS 4.2.1 jailbreak support for Apple TV will soon be added in GreenPois0n RC6.

  3. my device was jailbroken with redsn0w and now everytime i turn it off i need to reboot it with the redsn0w program because otherwise i only see the apple and it get stuck there. Is it normal?

  4. im confused.. im a post paid and my iphone lock to their company. if i do jailbreak it does it mean my i phone will become openline that i can put any sim card i want?

  5. Thank you very much. I was confused as to what these two terms meant when it came to jailbreaking the iPhone 4. I feel much smarter now. LoL!!!

Leave a Reply

Your email address will not be published. Required fields are marked *

You may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <strike> <strong>

Updates from our
Twitter Fans
Follow us @AppleSheet

© Copyright Apple Sheet 2009. All rights reserved. Jailbreak iPhone