It's been a few good hours since Jelly Bean 4.2.2 update was released on-the-air for Galaxy Nexus, 4, 7, and Nexus 10. You can now update your device to this latest Android 4.2.2 update by going toSettings>About Phone>Check Now for Updates. But if you haven't still got it, or really want to go the manual way, then please keep reading.

In this simple tutorial we will install Android 4.2.2 Jelly Bean OTA update on Galaxy Nexus: Takju and Yakju. Following these simple few steps will get you flash your Galaxy Nexus to this beautiful new 4.2.2 update.

Important:This guide is specifically written for GSM Galaxy Nexus Takju and GSM Galaxy Nexus Yakju variants.

Pre requisitesbefore you update Galaxy Nexus to Android 4.2.2 Jelly Bean:

Create a backup of all important data in your Galaxy device.Download and install USB drivers for Galaxy Nexus in your computer.Enable USB debugging option by pressingMenu>Settings>Applications. Navigate and tap on Developer Optionsto ensure thatUSB Debuggingis enabled.Ensure that your Samsung Galaxy Nexus carries more than 80% of charge.

Note:The steps for both variants are same. Please be careful about the specific Google links shared and the text that you have to type.

How to install Android 4.2.2 Jelly Bean OTA update on Galaxy Nexus Takju GSM variant:

Download Jelly Bean 4.2.2 on-the-air update from this link:Google Server.Switch your device off. Simultaneously pressVolume Up + Volume Down + Powerbuttons until you see the fast-screen. Use volume keys to highlight and power key to select theRecovery.You'll now be seeing an screen with red exclamation mark. Pressvolume upandpowerbuttons together until you get the stock recovery screen.Now, selectADBfrom Apply Update.Using USB data cable, connect your Nexus Takju to PC.Open the folder where you had downloaded the Jelly Bean 4.2.2 Android update for Galaxy Nexus. PressShiftkey andRight Clickon an empty space on the screen. SelectOpen Command Promptfrom here.Flash the OTA package. Type:adb sideload 472aafeb9fe3.signed-takju-JDQ39-from-JOP40D.472aafeb.zipReboot your Galaxy Nexus when update is successfully installed.

Update Android 4.2.2 Jelly Bean OTA update on Galaxy Nexus YakjuGSM variant:

Download Jelly Bean 4.2.2 on-the-air update from this link:Google ServerSwitch your device off. Simultaneously pressVolume Up + Volume Down + Powerbuttons until you see the fast-screen. Use volume keys to highlight and power key to select theRecovery.You'll now be seeing an screen with red exclamation mark. Pressvolume upandpowerbuttons together until you get the stock recovery screen.Now, selectADBfromApply Update.Using USB data cable, connect your Nexus Takju to PC.Open the folder where you had downloaded the Jelly Bean 4.2.2 Android update for Galaxy Nexus. PressShiftkey andRight Clickon an empty space on the screen. SelectOpen Command Promptfrom here.Flash the OTA package. Type:adb sideload 07501b11ad3b.signed-yakju-JDQ39-from-JOP40D.07501b11.zipRestart your phone when the update is successfully installed.

Have fun with the latest Android 4.2.2 Jelly Bean on your Galaxy Nexus Takju and Yakju variants.