Google has started pushing the Android 4.2.1 update for the Nexus 4, Nexus 10 and Nexus 7. The update adds the December month back which was missing in the people app. The update is being pushed to the whole nexus family, and you can update straight from your device. This is an official update that fixes several bugs that were cluttering in the device.
We’ve written a straightforward tutorial to update Nexus 7 with Android 4.2.1 JOP40D Firmware. But before proceeding, read the complete tutorial and then move on. Follow each and every step carefully, one mistake can brick your device. If you end up bricking your device, you can always use out Nexus 7 Ubricking Guide to unbrick your device.
Let’s proceed with the installation now
Warning and Disclaimer
This is all development stuff and in this tutorial we’ll be flashing the file in order to make it work on your device, rooting and flashing stuff voids the warranty of the mobile phone, but the warranty can be always retained by flashing the Stock ROM.
Backup everything that is stored on your device before proceeding with this tutorial. You can use our ADB Backup Guide or Nandroid Backup Guide (Root users) to back up everything that is stored on your device. Disable Kies, Antivirus Software, and Firewall as they can clutter in between the upgrading process.
Read: Backup Data using Nexus 7 Toolkit
Install JOP40D OTA Update on Nexus 7
Step #1: Download JOP40D Update Package
JOP40D Update | filename: 659e6288b87d.signed-nakasi-JOP40D-from-JOP40C.659e6288.zip
Step #2: Connect Your Nexus 7 to your computer and transfer the downloaded file to the root of your SD Card. Make sure that your rename the update file name to “update.zip”.
Step #3: Turn off the device and now boot the same into recovery.
Step #4: Select option to “update from SD Card” and then select the update.zip file that we had transferred earlier on the device.
Step #5: After the update file is completely flashed on your device, head back to the main recovery screen and select “reboot system now”.
The first boot of your device might take a while, but this is normal and would happen only once. Your device has been successfully updated with Android 4.2.1 JOP40D Firmware. Head to Settings > About Phone / Tablet to verify the same.
Do comment below and let us know about the changes you are able to see.