Nexus 7 with XenonHD How to update Android 4.2.2 Jelly Bean Custom ROM

A latest custom ROM namely XenonHD has been released for Asus Nexus 7 tablet. It supports Android 4.2.2 Jelly Bean version. This Custom ROM offers several advantages features than earlier available custom ROM like CM10.1. The Nexus 7 user can update this remarkable XenonHD custom ROM through CWM method. In this context, I am going to explain the complete process of install XenonHD custom ROM underneath.


Keep in mind that this custom ROM is valid only for Nexus 7 tablet. Don’t try it on any other Nexus version supported tablets. Besides, we or the developers of XenonHD are not answerable for any issues if your Nexus 7 tablet becomes dead during the update process. So start the update process at personal risk.

Pre-requisite things before starting the update process

  • Download and Install Asus Nexus 7 USB driver  to your computer.
  • Please confirm that you have done backup process of all essential Nexus tablet data to a memory card. It is important because you can lose everything during custom ROM update. Although Nexus 7 users can also backup through custom recovery method (CWM, TWRP) which creates an entire image of your existing device setup.
  • Turn on USB debugging mode on your Nexus 7 tablet.
  • Make sure that the battery of Nexus 7 tablet should have fully charged.

Step-by-step update tips to How to install XenonHD Custom ROM on the Nexus 7 tablet

nexus7 xenonhd 4.2.1 rom

Step 1

You have to download both zip files to your computer.

Download Android 4.2.2 XenonHD Custom ROM

Download Google Apps

Step 2

Next, connect your Nexus 7 tablet to the computer via the USB cable.

Step 3

Now copy the Android 4.2.2 ROM zip and Google Apps zip files (find it in step 1) to your memory card. Then paste it to root folder of memory card.

Step 4

Power off your Nexus 7 tablet and go into Bootloader mode. To do so, push and hold the volume up, volume down and power buttons at the same time.

Step 5

Look to on-screen instructions and select BOOTLOADER and then choose RECOVERY.

Step 6

Inside CWM recovery page, at first you have to do the process of data clean from tablet. Then scroll down to flash zip from SD card option and push the Power button to select it.

Step 7

Next, press the Power button another time and select choose zip from sdcard option.

Step 8

Now select your volume buttons to find the way of Android 4.2.2 ROM zip file from memory card and choose it through the Power button. A confirmation pop-up about continuing install process will display on the next screen, confirm it. Then the installation process of XenonHD custom ROM will be launched.


Do again these steps for selecting the Google Apps zip file as well.

Step 9

After the installation is finished, go to +++++Go Back option. Then reboot the tablet by choosing option “reboot system now” from the recovery menu. Now the tablet screen will boot in around 5 minutes with updated home screen.

Now your Nexus 7 tablet has updated to XenonHD Android 4.2.2 Jelly Bean custom ROM.

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Topics:  Android