Update Sprint Galaxy Note 2 L900 to Official Android 5.1.1 Via CM12.1 ROM

Full Step By Step guide On How toUpdate Sprint Galaxy Note 2 L900 to Official Android 5.1.1 Via CM12.1 ROM.If you are still rocking you Galaxy Note 2 Sprint (L900), then this guide will help you to install CynogenMOd 12.1 (CM 12.1) On your Note 2.This Simple step by step guide will help you to Update Sprint Galaxy Note 2 L900 to Official Android 5.1.1 Via CM12.1 ROM.It is safe to use and it’s a stable ROM.

Official CyanogenMod 12.1 Stable ROM has been released for the Galaxy Note 2 Sprint (L-900) by the industrious CyanogenMod team.This official CM12.1 custom ROM is based on the original AOSP Android 5.1.1 Lollipop.

*The process is very simple and the update is only for the Sprint Galaxy Note 2 (L-900) model. So do check the model of your phone before applying this method and don’t try this on another android device.Check out the model number of your device from Settings > About Phone.

Update Sprint Galaxy Note 2 L900 to Official Android 5.1.1 Via CM12.1 ROM

Important:

*Make sure there is at least 80% battery left on your smartphone before begin.

Update Sprint Galaxy Note 2 L900 to Official Android 5.1.1 Via CM12.1 ROM

Warning:

rootmygalaxy.net will not be held responsible for any kind of damage occurred to your Sprint Galaxy Note 2 L-900 while following this tutorial.Do it at your own risk.

Pre-Requirements:

  • The Sprint Galaxy Note 2 should be rooted.
  • The latest version of a custom recovery like CWM or TWRP must be installed on your device.
  • Download and install Galaxy Note 2 USB Drivers on your PC.
  • Enable USB Debugging Mode by navigating to Settings > Developer Options.
  • Make sure that your device is charged at least about 80% before proceeding to the installation guide.
  • Take a proper backup of all your important data and settings using a recommended custom recovery.
  • The bootloader of your Sprint Galaxy Note 2 should be unlocked.

Downloads:

Simple guide on How to Update Sprint Galaxy Note 2 L900 to Official Android 5.1.1 Via CM12.1 ROM

Update Sprint Galaxy Note 2 L900 to Official Android 5.1.1 Via CM12.1 ROM

  • First, download both ZIP (ROM file and Gapps) files for Sprint Galaxy Note 2 on the desktop of your PC.
  • Now Connect the phone via USB data cable to the computer and mount the USB mass storage of the phone.
  • Transfer the downloaded Official CyanogenMod 12.1 ROM zip file to the root folder of your SD card on the Galaxy Note 2. Remember the location and Once done, disconnect the device.
  • Now Turn OFF the device in order to boot into Recovery Mode.
  • Go to recovery on Note 2  pressing and holding Volume up + Home + Power buttons at the same time.
  •  While the phone is now in the CWM Recovery Mode, perform a full data wipe by selecting Wipe Data/Factory Reset. You can use Volume keys for navigation and Power button for selection in the Recovery Mode.
  • Additionally Perform Wipe Cache Partition and wait until the process is successfully completed.
  • Go to Advanced option to perform Wipe Dalvik Cache also. Select Wipe Dalvik Cache.
  • Go back to the main menu of Recovery, choose Install Zip from SD card > Choose Zip from SD card.
  • Select the CM12.1 Custom ROM zipped file which you have already transferred to the root folder of your SD card.Select the ROM .zip file by tapping the Power button. Confirm the ROM installation to initiate.
  • Once done, now flash Google Apps on your Galaxy Note 2. (same as flashing ROM)
  • After the installation is fully completed, go back to recovery main menu and hit reboot system
  • First-time boot will take up to 5min, so don’t panic

DONE! You have successfully updated Sprint Galaxy Note 2 (L900) to the latest CyanogenMod 12.1 Android 5.1Lollipop stable build

For confirmation go to the setting and check android and CynogenMod version.

Rootmygalaxy a.k.a RMG was started in 2015 with a solo goal of Helping users with easy How-to guides. Slowly the website started sharing exclusive Leaks and Tech News. In these 5 years, we have been credited by the likes of Forbes, CNBC, Gizmodo, TechCrunch, Engadget, Android Authority, GSM Arena and many others. Want to know more about us? Check out our About Us page or connect with us Via Twitter, Facebook, Youtube or Telegram.

Dibyashree Sharma

An NIT Rourkela Graduate in CS, Blogger, Android Geek, and a Tennis Fanatic. I have been writing about Android OS for Last 8 years.

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