We’ve started rolling out Android 4.0.4, Ice Cream Sandwich, to UMTS/GSM Nexus S, Xoom Wi-Fi, and HSPA+ Galaxy Nexus devices. #android Also Read - Google begins pushing Android 4.0 update to the Nexus S
— Android (@Android) March 28, 2012 Also Read - Android 4.0 ‘Ice Cream Sandwich’ images and details revealed
Google has started rolling out Android ICS 4.0.4 update to the Samsung Galaxy Nexus (HSPA+ version) and Nexus S smartphones as well as the Motorola XOOM Wi-Fi tablet. The update is expected to address stability and battery performance issues that has plagued Nexus S users in particular apart from other minor tweaks. Also Read - Android 2.3.4 available to Nexus S owners via manual download
Android 4.0.4 has already been merged with ASOP source tree, which would enable custom ROM developers to add these fixes to their software. Let us know in comments if your smartphone has received the update and whether there are any noticeable changes.