Update Nexus 7 with Dirty RootBox Android 4.2.2 Jelly Bean Custom ROM

Nexus 7, a tablet that is courtesy of Google, didn’t have too long to wait for an update to Android 4.2.2 Jelly Bean. Dirty RootBox is a custom ROM that is going to install itself on your device so that you can experience this operating system.

If you dream of better performance doubled with great stability, then our tutorial shall tell you what to do in order to have the update on the Nexus 7. The warranty is going to disappear after we end our guide, but you will be able to get it back if you look for solutions online.

Some of the features that will be integrated on the tablet once the update is installed are the following: improved lockscreen capabilities, AOKP features, better security and more.


Our pre-requisites for this model are as follows: root, with one of our guides, this tablet and also choose between CWM Recovery and TWRP to flash on it, get a device that is already unlocked, turn on USB debugging on it, install USB Drivers for this tablet on your laptop, charge its battery unit and make backups using this tutorial. Nexus-7

Having instructed you on what requirements to keep in check before flashing the upgrade on the Nexus 7, we’ll now offer you steps to bring the Jelly Beab 4.2.2 on the gadget.


  1. Download on your laptop and then plug the devices to each other.
  2. When these actions are performed, your next move is part of step number 2 telling you this: copy + paste the Android 4.2.2 ROM zip file to the tablet’s memory card (the exact location: its SD card root). Switch the tablet off when the transfer is done.
  3. Take the Nexus 7 out from the USB cord that’s connecting it to your comp, then enter the gadget into Bootloader Mode; the usual way to operate this tasks the following: power the Nexus 7 on while at the same time making sure to press + hold Volume Down, Volume Up and Power.
  4. Step number 4: once the tablet is in the Bootloader Mode, you need to follow some guidelines which will appear on the display. Now opt for Bootloader, go to Recovery and choose Factory Reset/Wipe Data by way of the key dubbed Power.
  5. The completion of the tablet’s data wipe must be followed by you performing a full cache wipe by opting for Wipe Cache Partition. You should also select Wipe Dalvik Cache after you go to “Advanced” from the CWM Recovery.
  6. [sc name=”banner-jos”]Now that a wipe of the tablet’s Dalvik cache has also been done, step number 6 will ask you to return to the tablet’s main recovery screen, opt for Install zip from SD card, then select Choose zip from SD card.
  7. Opt for the Android 4.2.2 ROM archive from its original place with Power, then confirm the flashing of the update. After the latter is installed on the Nexus 7, be sure to go to ++++Go Back++++.
  8. Step number 8 will need you to reboot the gadget in the following manner: from the recovery menu simply opt for the system restarting.