Install Dirty Unicorn Android 7.1.1 Nougat Custom ROM On Nexus 7 (2012)

Android 7.1.1 Nougat is now live for Nexus 7 (2012). Nexus  7 (2012) was not in the list of devices which are meant to receive Android 7.1.1 Nougat officially from Google but thanks to the developer’s team. Dirty Unicorns custom ROM is based on the latest Android 7.1.1 Nougat for Nexus 7 (2012) devices. Now Nexus 7 (2012) users can taste the sweetness of Nougats. This custom firmware comes with exclusive features and full Android 7.1.1 Nougat OS. Dirty Unicorns custom firmware is very smooth, fast and stable. This ROM is not officially announced by Google, but just a custom ROM which requires your Nexus 7 (2012) must be rooted and installed with the latest custom recovery like TWRP or ClockworkMod (CWM) to flash the ROM and Google Apps zip files.

By following this step by steps guide, you can install Dirty Unicorns Android 7.1.1 Nougat custom firmware on your Nexus 7 (2012). Once your Nexus 7 updates, you can enjoy some aftermarket features and more tweaking of the device with the latest Android 7.1.1 Nougat. Before proceeding, don’t forget to take a full backup of your valuable data. If you are interested in updating your Nexus 7 (2012) to Unicorns Android 7.1.1 Nougat custom ROM then go ahead and follow the given steps.

Install Dirty Unicorn Android 7.1.1 Nougat Custom ROM On Nexus 7 (2012) 1


  • Make a proper backup of all your relevant existing data on Nexus 7 (2012).
  • The stock Marshmallow OS version should be installed on Nexus 7 (2012).
  • Download and install USB drivers for Asus Nexus 7 on your computer.
  • The Nexus bootloader should be unlocked.
  • Enable USB debugging option by pressing Menu > Settings > Applications. Navigate and tap on Developer Options to ensure that USB Debugging is enabled.
  • You Nexus 7 (2012) must be rooted, and the latest build of either CWM or TWRP Recovery should be pre-installed on it to flash a brand new Android 7.1.1-based custom ROM.
  • For this firmware installation, you will also need to factory reset the phone.
  • Finally, ensure that your Nexus device carries more than 70% of charge.


Please note that this guide can be used only for the Google Nexus 7 (2012) devices. Don’t use the firmware file given in this guide for any other device or incorrect variant. Do note that you will experience some force close errors while running this Nougat firmware on your Nexus 7 (2012).

Required Files:

  • Download Dirty Unicorns Android 7.1.1 Nougat custom ROM file from here.
  • Download Gapps for Android 7.1.1 ROMs from here.

Steps to Flash Dirty Unicorns Android 7.1.1 Nougat (Unofficial) Custom ROM on Asus Nexus7 (2012) Tablet:

Step No 1: – Download Dirty Unicorns Android 7.1.1 Nougat custom ROM ( and Gapps for Android 7.1.1 ROMs from the above links given on the desktop of your PC. (Make sure to select the Android 7.1.1 OS version) while downloading Google Apps package.

Step No 2: – Connect the device to your PC and copy/paste both files to the phone’s internal storage. Do not unzip the files.

Step No 3: – Disconnect the phone from PC and turn it OFF to boot into Recovery Mode.

Step No 4: – Turn ON the phone while pressing and holding Volume Up + Volume Down + Power buttons at the same time.

Step No 5: – While your Nexus7 (2012) is in Bootloader / Fastboot main screen, press Volume Up to enter into Recovery mode. Then press Power to boot the Recovery Mode.

Step No 6: – Once in Recovery Mode, make an NANDROID Backup for the installed ROM by navigating to ‘backup and restore.’ Then set the file name and confirm process to begin the backup.

Step No 7: – Next, Factory Reset Nexus7 (2012) and proceed to flash the Android 7.1.1 custom ROM.

Step No 8: – In CWM Recovery, select ‘install zip from sd card’, then ‘choose zip from sd card.’ Find the Android 7.1.1 custom ROM file and confirm the installation process to begin.

9: – Once the Android 7.1.1 firmware installation is completed, repeat the above steps to flash the Gapps zip on your Nexus7 (2012).

Step No 10: – After installation is successfully finished, reboot the device in normal mode.

Step No 11: – Finally, flash the SuperSU Stable from here to get root access to the internal file system of your Nexus7 (2012) to remove the factory restrictions and permission to install tons of third-party apps.

Let us know in the comments area below if you have any question or trouble while installing the ROM

Bhatti Junaid

He continuously writes tech articles and development code. Also, appreciates excellent food, exceptional coffee and great company. He has written 266 guides and other posts.

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