Google Nexus S is the new Android baby from Google with Gingerbread onboard. It got its first OTA update. The OTA (Over-The-Air) update weighs 1.9MB and carries the build GRH78 from the previous GRH55 build. This update is mainly on bug fixes and performance issues. As we didn’t see any visual changes in the overall system. This update makes the Nexus S more smoother. This update is available globally.
– changes to framework.jar, kernel and Maps.apk.
To check whether the update is available for you Goto Settings–>Phone–>Software Updates–> Check for Software update.
Via Android Central