Apple has finally released the long awaited iOS 5 for iPhone, iPad, and iPod Touch. This new iOS brings some new features such as Siri, Notifiction Center, over-the-air updates and more.
Here are download links to iOS 5:
iPhone 4 (CDMA)
iPad 2 WiFi
iPad 2 GSM
iPad 2 CDMA
iPod Touch 3G
iPod Touch 4G
Originally Posted by Ithian
Here is an excellent tutorial to get your jailbroken iOS4 device's tethering function enabled without installing any Cydia/Rock apps like MyWi 4.0 ($20 New Users / $10 Upgrade) or Tether ($5 USD). A BIG thanks to Diode on the Macrumors forum for helping to spread this information around outside the Xsellize forums, and for helping me sort out an issue I had with this.
Thanks to Wortel at Xsellize this will work for any iPhone 3g/3gs/4 running iOS 4.0.1.