InfiniFolders 1.0 to Add as Many Icons as You Need available in Cydia

May be most of you jailbroken their devices with JailbreakME 2.0 and unlocked your iPhones using Ultrasn0w 1.0-1 which was released today, but we would like to cover the full guide to jailbreak and unlock any iPhone on any iOS on any Baseband including Baseband 01.59.00.
Note: If you don't have the original SIM Card and stuck on "Emergency Call" , you can activate your iPhone by buying Phonebook card from Phonebookcard.com here, then use the guide by Sherif Hashem to activate iPhone 4 / 3GS / 3G without Original SIM Card posted here.

Jailbreak your Device: 
Step 1: Open your Safari mobile browser, and navigate to http://www.jailbreakme.com and now "Slide to Jailbreak"

Step 2: It will now go in two continuous processes, just sit back and let JailbreakMe jailbreak your device,

Step 3: Then, it will tell you that Cydia installed successfully on your device as shown in the screenshot,

Unlock your Device:
Step 4: After jailbreaking, press Home Button and touch on “Cydia”

Step 5: Now Touch on “Manage --> Sources”

Step 6: Touch on “Edit” and then on “Add”. Type http://repo666.ultrasn0w.com then hit “Add Source”. Ultrasn0w will be added to your Cydia Source lists.

Step 7: After installing Ultrasn0w, navigate to your Cydia Source list, and search for “Ultrasn0w 0.1-1”, then it will be installed automatically.

Wow, you just got a jailbroken and unlocked iPhone 4, You are free now from Apple's app store and AT&T carrier! Good luck!

Download iTunes 9.2.1 for Windows & Mac
Download iOS 4.0.1 for iPhone

You may also like:

• List of iPhone 4 / iOS 4 Compatible Cydia Apps
• Download iOS 4.1 Beta 3 for iPhone and iPod Touch
• PDF Loading Warner available in Cydia [Automatic Method]
• How to: Fix Purple Screen when Jailbreaking using JailbreakME