If you are the owner of any of the Nexus products from Samsung, LG or Asus, such as the Nexus 4, 7, 10, or Nexus Galaxy, and you are still waiting for your update to Android 4.2.2 via OTA (Over The Air), surely this news does not leave you indifferent. As you know, Google began to deploy these updates a few days ago for the models discussed, and if you have not received yours yet and you do not want to wait any longer to see it on your device, you are in luck, because the downloads of the Android 4.2.2 factory images are already available for these devices.
You can already get the images of Android 4.2 factory.2 (JDQ39) for Nexus devices. You will see that in the list There are images for the Nexus 4, 7, 10 models, and for the Galaxy Nexus, in its different versions.
Many of you will wonder what exactly this “factory image”. Well, a factory image of an operating system is basically a clean copy of the system to put it to work on your device from scratch. If you have fiddled with your smartphone or tablet too much, and it does not work as it should, if you want to leave the device as new after using another ROM, or if you think that the system has been altered by a malicious app, through manual installation From a factory image, you can leave your terminal clean and with a new system, in this case Android 4.2.2. That is, you will leave your Nexus as if it had just been taken out of its box thanks to the system image that you have wanted to install.
The idea of Download the image implemented for your device, and leave it saved in case Google suddenly withdraws the availability of the ROMs. It is an insurance that can get you out of more than one trouble in times of crisis with the future software of your Nexus.
Remember that in order to flash any system image to your device, you must have the Fastboot tool installed and the bootloader unlocked. All this you will see very well explained in google instructions for factory image installation.
