Ice Cream Sandwich started rolling-out to Samsung Nexus S devices

After announcement of Android 4 Ice Cream Sandwich (ICS) with Galaxy Nexus, recently and initially ICS was rolled out to Nexus S devices owned by Google Employees for in-house test drive of Ice Cream Sandwich on Nexus S. It’s just been over 2 weeks now when Ice Cream Sandwich has been started rolling-out to Nexus S devices. Unfortunately, only users on a GSM network will get the software update. CDMA users will have to wait.

@GoogleNexus published the news via its Twitter and Google Plus post.

We’re rolling out Android 4.0, Ice Cream Sandwich, to GSM/UMTS Nexus S devices over the coming month, starting today. Enjoy the tasty update! Once you get the update, check out some tips and shortcuts for getting started at the Android 4.0 Help Center:

Official Instructions

Google has published an official page with instructions for users upgrading from Android 2.3 (Gingerbread) to Android 4.0 (Ice Cream Sandwich)