How To Update Nexus 7 To Official Android 4.2.2 | JDQ39 Firmware

Update Nexus 7 To Official Android 4.2.2

How To Update Nexus 7 To Official Android 4.2.2 | JDQ39 Firmware

Nexus devices as always have got the latest Android Jelly Bean 4.2.2 update a few days ago and now you can install this JDQ39 update on your on your Nexus 7 using the tutorial given below. This update was officially rolled out by Google, and for those who have not received the update can follow the below given tutorial to successfully update their Nexus 7 to the Latest and Official Android Jelly Bean 4.2.2 via JDQ39 Firmware.

Before You Proceed–>>

  • This tutorial is strictly intended for Nexus 7. Using this tutorial on any other device or any other variant of Nexus 7 may brick your device.
  • Ensure that you have USB drivers for your device installed on your PC. If you don’t then click here.
  • Enable USB Debugging mode. Go to Options > Applications > Development > USB Debugging.
  • Backup all your personal information on your device.
    Use AppBak to backup all your apps.
    Use SMS Backup and Restore to backup messages.
    You can backup your contacts using gmail .
  • Charge your device battery with atleast 90% of power.
  • Please disable all the Antivirus programs running on your computer as the may interpret the updation process.

How To Update Nexus 7 To Official Android 4.2.2 | JDQ39 Firmware

  1. Initially you need to download Nexus 4 Build JDQ39 and save the zip file to a convenient folder on your PC.
  2. Now turn off your device and unplug the USB cable.
  3. Boot your phone into Bootloader mode by pressing and holding Volume Up+Volume Down buttons together until Fastboot Menu screens turns up.
  4. Now in the Fastboot Menu you will see Start in the to right.
  5. Press the Volume Up button till you reach the Recovery option and press Power button to select Recovery option.
  6. When you see Android Logo with a Red exclamation point icon, press Volume Up + Power button together.
  7. Now navigate to “Apply update from adb” using Volume button and select it using Power button.
  8. Now connect your device to your computer via USB cable.
  9. Now on your computer, navigate to the folder where you have downloaded the file in step 1.
  10. Now in that folder, hold the right Shift Key and right click in the empty space and select Open command prompt here.
  11. In the command prompt, type the following command and hit enter:
    • adb sideload
  12. The update will automatically be installed.
  13. Reboot your device now.

That’s it!! You have successfully updated your Nexus 7 to the latest Android Jelly Bean 4.2.2 via JDQ39 firmware !

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About Acquin Dmello

Acquin is a Computer Engineering student, web developer, SEO learner and a dedicated Blogger. He specializes in Programming Web Applications and loves tweaking with Smartphones. Follow him on Twitter.