Manually update Nexus S to Android 2.3.4

Google has started pushing Android 2.3.4 update over the air to Nexus S Phones. But if you don’t want to wait for the update notification, you can manually apply the official update via recovery now.

Guide to update from build GRI40 to GRJ22:

  • Download the update from Google servers
  • Rename the file to
  • Copy it to SD card.
  • Switch off your Nexus S
  • Reboot in bootloader using Vol UP + Power Button
  • Select recovery by using Vol buttons and power button
  • A triangle with exclamation mark will come, now press power button and Vol Up at the same time to bring recovery menu.
  • Select “Apply Update from SD card”.
  • Your work is done, go chat with your friends in video now.



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