Nexus S Firmware & How to Update

   

Nexus S Firmware

This page gathers and collects all of the known stock Google firmware for the Samsung Nexus S. Which firmware you want depends on what device you have. To determine your device, check the sticker behind the battery.

Download Source Link  

How to Update:

Step 1: After downloading the update file

Step 2: Copy this file to the root directory of your Nexus S

Step 3: Power off your device

Step 4: Power your device on, while holding the Volume Up button, followed by Power button

Step 5: By using your volume keys for navigation, go to “Recovery” option and select using “power” button.

Step 6: You’ll see an exclamation mark on your screen. Hold the Power button followed by Volume up button

Step 7: From the Recovery menu, select the update from SD card option and browse to the update.zip that you have copied in step 2. Select the power button to confirm.