4.2 to 4.3.3 to 5.0.1 & 5.1 and Up - Brand New as of 2012. 

Installing Cydia 


Very simple way to install Cydia for iPhone 4 and Previous Versions:
DO THIS DIRECTLY FROM YOUR iPhone and slide open the bar if it's a lower firmware than 5.01:
http://www.jailbreakme.com

 


 If the above worked, continue to  FLASH or TETHERING  INSTALL


Cydia / JailBreak for iPhone 4S & iPad2:
For iPhone 4S and iPad 2
Download Absinthe GreenPois0n / Required files

  • Download iTunes from here.
  • Download Greenpois0n Absinthe 0.2 for Windows from here.
  • Download iPhone 4S 5.0 (9A334), 5.0.1 (9A405) or 5.0.1 (9A406).
  • Download iPad 2 5.0.1 (9A405)

Jailbreak iPad 2 – iPhone 4S On iOS 5.0.1 / 5.0


 


 If this worked, continue to  FLASH or TETHERING  INSTALL


Alternative ways:
Download "READ THE OFFICIAL DEV-TEAM INSTRUCTION" here.   (This sets up Cydia):

http://blog.iphone-dev.org
 

Here are the redsn0w download links:

PwnageTool Official Bittorent Releases

Download ipsw file from here:
http://www.felixbruns.de/iPod/firmware

 If this worked, continue to  FLASH or TETHERING  INSTALL


HOW TO VIDEO
How to setup Cydia using firmware between 4.2 to 4.3.3 and up:


Video Tutorial for Windows7:
http://www.youtube.com/watch?v=hU9CdpsJ5PE

Video Tutorial for Mac:
http://www.youtube.com/watch?v=-7lonbwiftE
 

 If this worked, continue to  FLASH or TETHERING  INSTALL

Find out what firmware version you use on the iPhone or iPad:
Steps:
   Settings,    General,    About,    Firmware