Nexus 7 installed Ubuntu 12.10 Touch Preview Tutorial ( Windows):
Before you begin, the user wants to confirm that the phone has Root, ClockworkMod, or TWRP third party backup tools, as well as to ensure the normal PC install phone driver, and can run Fastboot command.
After the above conditions are met, use backup tool to backup package backed up to a PC, so that once the device data is completely erased, you can also make use of the backup files back to the initial state.
Download Ubuntu 12.10 Touch Preview files
Canonical Galaxy Nexus, Nexus 4, Nexus 7 Nexus 10 provides the corresponding file package, which Nexus 7 code-named grouper download all the file name of the file that contains the grouper, such as:
- ·Quantal-preinstalled-boot-armel + grouper.img
- Quantal-preinstalled-armel + grouper.zip
The first document is the boot image, the rest of the file that contains Ubuntu tablet operating system hard disk mirroring.
Copy the file to the Nexus 7 Tablet
Connected to the to Nexus 7 PC, use Windows Explorer manual file copy of the the quantal-preinstalled-armel + grouper.zip phablet-armhf.zip primary storage of them to the Nexus 7 tablet device.
Install boot image
The the easiest boot image installation method is to use fastboot tool, the user of this should not be unfamiliar, but if the user has not tried, Nexus 7 Toolkit tool can also be used.
The operation is very simple USB cable connection Nexus 7 to the PC using the CMD command prompt line to open the the fastboot directory where and enter “fastboot”.
Next, restart the phone to fastboot mode, load the boot image:
Long press the power shutdown; · shutdown while pressing the volume down and power button until the device reboots into fastboot mode; · On the PC side the quantal-preinstalled-boot-armel + grouper.img file placed with fastboot.exe the executable which the program files folder; · In the command prompt, type: fastboot flash boot “quantal-preinstalled-boot-armel + grouper.img”
After the above operation is complete, the boot image that is successfully installed, then you can disconnect the tablet and PC connection, of course, no problem constantly open.
Use of third-party recovery tools installed Ubuntu
It is interesting to Fastboot mode, long press the volume button until reboot into recovery mode menu pops up, click into recovery mode, which is a very good phone reset habits, but for the Ubuntu operating system is not a forced do. This is because in the process of installing Ubuntu, the operating system will be completely overwritten Android system.
So that the user needs to do is select recovery tool Brush command, and transferred to them contains quantal-preinstalled-armel + the grouper.zip phablet-armhf.zip file directory, and turn these two files package installed.
Is complete, reboot the device can be realized in perfect running Ubuntu on Nexus 7 operating system. Addition to the Nexus 7 support several tablet device similar to the specific installation, users only need to make sure to select the corresponding file package.
Recovery Android system
If you do not need the Ubuntu operating system, user before need to take backup of nexus 7 OS and store it in PC, can be used directly ClockworkMod TWRP recovery Android backup without making a backup, only brush machine to solve.
if you didn’t do either of those things, all is not lost. You’ll just need to be able to flash the factory image back to your device.
Canonical provides instructions for doing that from a Linux computer at the end of its instructions for installing Ubuntu the hard way. If you don’t have a Linux PC handy, you can follow instructions posted at the xda-developers forum for flashing a factory image using fastboot to return your tablet to its factory state.