Flash Lego Android 4.4.2 Custom ROM on Nexus 7 (2012) – How to

Rafia Shaikh

Nexus 7 has got a new custom firmware based on the latest Android 4.4.2 KitKat. Lego Android 4.4.2 KitKat custom firmware aims to give you all the features of Slim ROM while adding a few exclusives (features' list shared below). If you are interested in trying out a new ROM for your Nexus 7 2012, here are the steps to flash Lego Android 4.4.2 custom ROM on your Nexus!Lego Android 4.4.2

Lego Android 4.4.2 features:

  • Everything Slim has plus
  • ROM is built with sabermod 4.10 (thanks @cl3kener!)
  • Lockscreen Notifications
  • Time-contextual headers
  • Halo and halo color
  • Peek!
  • Driving Mode
  • Simple DPI Changer (on-the-fly one causes UI glitches and breaks xposed per app settings)
  • Bring back activity arrows for connection icons on statusbar
  • Wakelock blocker
  • Battery saver mode
  • Disable FC messages
  • Custom scrolling values
  • AOKP system animations
  • Apollo from dirty-unicorns
  • Omni's DSP
  • CM's file manager
  • OmniSwitch
  • LegoStats, and LegoOTA
  • and more!Lego Android 4.4.2

Prerequisites to check before you flash LEGO Android 4.4.2 on Nexus 7:

  • Download and install USB drivers for Nexus 7 on your computer.
  • Enable USB debugging mode from developer menu.
  • Your Nexus 7 2012 should be unlocked and rooted.
  • You should have a custom recovery tool like TWRP or CWM installed on your Nexus 7.
  • Backup any important data before going forward for the tutorial.
  • Ensure that your Nexus 7 carries more than 70% of charge.

How to update Nexus 7 to LEGO Android 4.4.2 custom ROM:

Required files: download the Lego Android 4.4.2 custom ROM firmware file from here. Also download the Google Apps Package for Nexus 7 2012. Save both the files on your computer and do not extract the contents.

  • Connect your new Nexus 7 with computer using a USB cable and copy the firmware and GApps files on your device' SD card.
  • Disconnect your Nexus tablet from computer when the copy is done.
  • Turn off the Nexus 7 2012 completely and reboot it into recovery mode.
  • Perform Nandroid backup of your current OS: Backup and Restore > Backup
  • Now perform data wiping tasks: select wipe data / factory resetwipe cache partition, and finally wipe dalvik cache.
  • Return to the main recovery menu and select Install zip from sdcard followed by choose zip from sdcard. Locate the downloaded Lego Android 4.4.2 based custom firmware file for Nexus 7 and confirm the installation.
  • Once the custom ROM is successfully installed on Nexus, repeat the above step but select GApps file this time.
  • When done, reboot your Nexus to boot into the newly installed Lego custom ROM.
  • Ta da!
Share this story

Deal of the Day