iPhone 4 Gets Untethered Jailbreak on iOS 5.0.1

Pod2g has announced that he's successfully performed an untethered jailbreak on an iPhone 4 running iOS 5.0.1.

Got an untethered iPhone 4 running iOS 5.0.1. Feel free to update.

Of course, if you want to SIM unlock, don't update using Apple's original FW nor update OTA.

This is great news! We strongly recommend that everyone use TinyUmbrella to save their iOS 5.0.1 SHSH Blobs.

Read more here:

iPhone 3gs 8gb 4.3.5 downgrade to 4.1 then jailbreak & unlock (3pcs)

I've successfully downgrade iPhone 3GS 3pcs 4.3.5 thetered to 4.1 unthetered smooth, here are a small guide you must follow to go back 4.1 version w/out shsh blob's saved.

Guide:

• check the boot using serial checker by chevli if it is old or new (follow this steps to avoid brick)
• cut hosts file to desktop 
• put iDevice to DFU mode using any dfu mode forcer
• open itunes and restore to firmware 4.1 (official)
• now if the error occur like 1015 (just loop using ireb or tiny umbrella)
• jailbreak using jailbroken tool made by white's using redsn0w_win_0.9.6b6 (fetch ipad baseband w/ out net connection)
• then if the jailbreaking is succeed, sync ultrasnow & appsync no wifi using ifunbox
• that's all folk's, cheer's. . .

I have successfull downgraded & updated the baseband of 1 phone, but the other two there's a small bit problem occur during restoring & jailbreaking. Now i wonder why? And thinking for the alternative solution's, Here it is;

Problem:

* during restore an error occur 1015 (recovery mode)
* loop recovery using ireb again (another stuck on recovery mode)
* i decided to force jailbreak using redsnow but suddenly fail

Solution:

* restore again the device in itunes
* recovery loop too again using ireb looper
* then if the device is on emergency mode now
* jailbreak again using jailbroken tool by white's
* that's all tips.

Unlock iPhone 4S 5.1 with ULTRASN0W 1.2.5 coming soon. . .

Unlock 5.1 iPhone 4s, 4, 3GS with UltraSn0w. is real, but hacking is hard work.

Here’s some iPhone 4S users who were asking about unlock for their devices, today MuscleNerd announced on his Twitter account saying that the iPhone 4S baseband bootrom has been dumped which means that we are going to see very soon an unlock for iPhone 4S…

MuscleNerd wrote:
iPhone4S baseband bootrom now dumped
 Here’s a tiny snippet:

..but we’ll be digging into the rest of it too!
GD: keep up the hard work, it really is appreciated!

With this good news for iPhone 4S users we expect Ultrasn0w to be released in the coming few weeks, but of course MuscleNerd is working to bring Ultrasn0w tool to all users, and here’s a snapshot was taken from iPhone 4S baseband bootrom which show’s that it has been dumped:

In these days we expect to hear any word from our beloved hacker MuscleNerd, let us see what will happen next, we will keep you updated with any news, stay tuned…