[WARNING] Apple Has Put a Baseband Requirement on iOS

Apple has release iOS 4.2.1, but not alone, it has merged some traps with this version for jailbreakers and unlockers with the introduction of a baseband requirement for iOS starting from the newly released iOS 4.2.1. Precisely, if you are using Saurik’s server or tiny umbrella and trying to restore 4.2.1 on an iPhone 4, you will end up in recovery mode and tiny umbrella will not be able to pull you out of recovery.

HOW TO: Jailbreak iOS 4.2.1 iPhone 4, 3gs, 3g, iPad, iPodTouch with Redsn0w 0.9.6b4

Few moment ago we broke the news about the release of redsn0w 0.9.6b4 to jailbreak iOS 4.2.1 on iPhone 4, 3GS, 3G, iPod touch 4G, 3G and iPad with working Cydia and MobileSubstrate, as we told you earlier that redsn0w 0.9.6b4  is based on GeoHot’s limera1n bootrom exploit.

The bad new is that right now, the redsn0w 0.9.6b4 is a tethered or semi-tethered jailbreak for some devices (i.e. you will lose your jailbreak every time you reboot your iDevice, so you have to follow the following steps every reboot to have a jailbroken device )

Download Redsn0w 0.9.6b4 to Jailbreak iOS 4.2.1

As we expected, the dev-team has just sent a new blog post update announcing the release of Redsn0w 0.9.6b4 to jailbreak the newly released iOS 4.2.1 on iPhone, iPod touch and iPad, for who don't know, Redsn0w 0.9.6 b4 is based on GeoHot’s limera1n bootrom exploit.

New Details on iOS 4.2.1 Jailbreak and Unlock

The iPhone Dev Team has just posted a new blog post informing the status of unlock and jailbreak of the newly released iOS 4.2.1. The post starts by warning unlockers to stay away from iOS 4.2.1 until they release new tools to creat custom .IPSW firmwares that don't update your baseband.

GreenPois0n to Jailbreak iOS 4.2.1 Within Few Days

The iPhone hacker p0sixninja, behind GreenPois0n jailbreak tool has just posted on his Twitter account that he will update GreenPois0n tool to support the newly released iOS 4.2.1 on all iOS devices.

iOS 4.2.1 Jailbreak and Unlock: What you Need to Know

As most of you know, Apple today has released iOS 4.2.1 for iPhone, iPad and iPod touch bringing multitasking to iPad, AirPlay, AirPrint, unified mail and some new features to iOS devices. Since I have received lots of questions about iOS 4.2.1 jailbreak and unlock, let's show you what's going on and what's your situation of jailbreaking.

HOW TO: Patch Cydia on iOS 4.2.1

To be clear infront of you, I have tried the following guide several times until it finally worked thanks to the original Cydia binary and Johnny's Cydia patch. Anyway, you can now patch Cydia on jailbreak iOS 4.2.1 devices with simple steps can be found below.

iOS 4.2.1 is Live, Available to Download Right Now [Direct Links]

Go get it! Available through iTunes. Apple has just released iOS 4.2.1 for iPhone, iPod touch and iPad.

The update brings lots of new features as AirPlay, new Multitasking animation for iPad, new Youtube upload options, new iTunes icon, new SMS ringtones, and some bug fixes & improvements.

Find My iPhone 1.1 Goes Live with iOS 4.2 Support

Just before iOS 4.2 with minutes, Find My iPhone 1.1 goes live with iOS 4.2 and Apple ID support for iPhone 4, iPad and iPod touch 4G owners. It also brings support for 30 more languages. Check the full changelog below.

Find My iPhone Feature is Now Free

Apple makes Find My iPhone feature free along with iOS 4.2 update without a tie to a MobileMe account or rather to a free limited version. As expected, from the press release:

iOS 4.2 Confirmed to be Launched Today

Apple has just confirmed the release date of iOS 4.2 to be launched today for all iOS users and will be available at approximately 10 a.m. Pacific Time. Here's the full press release below.

Playboy Posts Interview with 29-Year-Old Steve Jobs from 1985

Playboy has released it's interview with Apple's CEO Steve Jobs by David Sheff which was originally published on February 01, 1985. Here's some highlights noted by CultOfMac below.

Use iPhone 4 Camera to Measure your Heart Rate

Have you ever wanted to measure your heart rate? using iPhone 4? and for free? Yes, Heart Rate is a new entry into the App Store that measures how fast your heart is beating using iPhone 4-only camera (not for you 3G and 3GS users).

iPad 3G with an Integrated SIM Card Before the End of 2010 [REPORT]

The Telegraph reports that Apple is gearing up to launch a slightly updated iPad WiFi + 3G model which will feature an integrated SIM-card, remotely programmable to any carrier, in contrast to the micro-SIMs currently used. According to “a senior source at a mobile operator”.

Download Torrent Files to Your iPhone / iPod Touch / iPad with Torrent Downloader Safari Plugin

If you are using torrent clients to download your movies, mp3s, games and etc. Here's a useful plugin for you, now you can download torrent files directly to your iPhone, iPod touch and iPad with Mobile Safari plugin called Torrent Downloader Safari Plugin.

Add Screen Brightness Control to Your iPhone with App Switcher Brightness

A new amazing Cydia tweak called App Switcher Brightness, allows you to add brightness slider to the now playing bar in multitasking tray. It controls the brightness simply as you just have to double press the home button to launch the app switcher instead of going to native brightness menu.

Download Redsn0w 0.9.6b3 Including OpenSSH and APT

iPhone Dev Team has just released a new version of Redsn0w. The new version comes with OpenSSH that enables you to install custom bundles independent of Cydia on iOS 4.2 and iOS 4.2.1. Anyway, we'll be back with how to guides after testing it.

Redsn0w 0.9.6b3 Coming Soon Including OpenSSH for Broken Cydia

Here's some good news for iOS users. MuscleNerd has just confirmed on his twitter account that he is about to release a new version of Redsn0w that makes patching Cydia on jailbroken iOS 4.2.1 device much easier. The new version will include OpenSSH to ease the process of installing Cydia on iOS 4.2.1.

Jailbreak iPod touch 4G on iOS 4.2.1 with PwnageTool Bundles

The PwnageTool bundle for iPod touch 4G on iOS 4.2.1 has been released by iPhone hacker Johnny. This bundle can be used with the latest version of PwnageTool to cook the pre-jailbroken custom firmware to restore using it and get a semi-untethered jailbreak with Cydia working on iOS 4.2.1.

HOW TO: Install Cydia Tweaks & Apps using Redsn0w 0.9.6b3 [Guide]

Earlier today we posted that iPhone Dev Team has released Redsn0w 0.9.6b3 with OpenSSH and APT patches which is really useful for app developers who wants to try their Cydia tweaks and jailbreak apps on iOS 4.2.1