Nexus 7 (2012) users received the highly-anticipated KitKat bug-fix update via firmware build number Android 4.4.3 KTU84L just a couple of days ago, and the flagship tablet has already been rooted via SuperSU.
Those who have already updated their Nexus 7 to the latest KitKat official firmware can now root the same using the step-by-step guide below.
Note: Rooting is essential to install third-party root apps, latest custom ROMs and system tweaks for optimum performance of the device.
IBTimes UK reminds its readers that it will not be held liable for any damage to device during or after root installation. Users are advised to proceed at their own risk.
1. Install USB Drivers for Google Nexus 7 (2012) on the computer.
2. Enable USB Debugging Mode on the tablet by navigating to Settings >> Developer Options.
3. Back up all your important data before you proceed with installation process.
4. Ensure the tablet's bootloader is unlocked before you proceed.
6. Download Fastboot from the following links (based on your OS) and extract its contents to android-sdk-windowsplatform-tools directory. Create a new directory if it does not exist.
7. Ensure the tablet's battery has at least 80% charge.
8. The SuperSU tool and instructions provided are applicable for Google Nexus 7 (2012) model only. Do not attempt installing this root on incorrect variants as it may damage or brick the device. Verify the model number of your Nexus device by navigating to Settings >> About tablet.
Steps to Root Nexus 4 on Official Android 4.4.3 KTU84L KitKat Firmware
Step 1: Download SuperSU v1.99 (UPDATE-SuperSU-v1.99.zip) for Nexus 7 on your computer.
Step 2: Connect and mount the Nexus 7 USB mass storage on computer via USB cable.
Step 3: Copy the downloaded SuperSU root package to the root folder on your tablet's internal memory.
Step 4: Power off your tablet.
Note: You may use either of the two custom recoveries based on your preference and convenience. Try using the other, if one fails to work.
Step 6: Boot the Nexus 7 into Fastboot/Bootloader mode by pressing and holding Volume Down and Power keys for a few seconds until some text pops up on screen. This confirms entry into Bootloader mode.
Step 7 - Browse to android-sdk-windowsplatform-tools directory and launch Command Prompt (hold Shift + Right-click and select Open Command Prompt).
Step 8 - Type in the following command and press Enter:
fastboot flash recovery recovery-clockwork-touch-126.96.36.199-grouper.img
Step 9 – After executing the command, choose RECOVERY from the Fastboot menu and enter Recovery Mode.
Step 10 - In CWM recovery, navigate to "flash zip from SD card" option and hit power button to select it.
Step 11 - Tap the Power button again and select "choose zip from sdcard."
Step 12 - Now use volume keys to navigate to UPDATE-SuperSU-v1.99.zip file and select it by tapping Power button. Confirm the root installation on next screen and let the installation procedure begin.
Step 13 - Once the installation is done, choose "+++++Go Back" and reboot the tablet by selecting "reboot system now" from the Recovery menu. The tablet will restart now and it may take about 5 minutes for first boot to complete. So, please wait.
Your Nexus 7 is now rooted on official Android 4.4.3 KitKat firmware. Check for SuperSU app in your apps list to verify if root installation is successful.
[Source: Team Android]