Update GSM Galaxy Nexus CM10.1 Android 4.2.2 Jelly Bean M2 Build Custom ROM

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CyanongenMod has announced and released the latest CM build M2. The CM10.1 M2 build is based on Android 4.2.2 Jelly Bean. There were more devices listed out which compatible with M2 build, it includes Nexus S, Nexus 7, Nexus 4, HTC One X, LG Optimus LTE, Samsung Galaxy S, SII, SIII and Galaxy Note . CyanongenMod team encouraged users make feedback and report on found bugs. As per usual, more nighties version will be pushing out daily to fix and improve the CM10.1 M2 build custom ROM. Check out new features and our tutorial to install the latest CM10.1 android 4.2.2 Jelly Bean custom ROM.

Disclaimer

It’s always risky to root your phone and be warned that a failure may brick your phone. In order to keep your phone safe, please read carefully every single line of the tutorial and follows the steps exactly. We are not responsible for any damage to your device.

Compatibility

The tutorial and guide below is only compatible to GSM Samsung Galaxy Nexus (maguro) model. It will not compatible to other devices.

Check phone model – Goto Settings -> About Device -> Model Number

Requirements

  1. Windows-based PC
  2. GSM Samsung Galaxy Nexus (maguro)
  3. Download and install USB drivers on PC. Download Google USB Driver for Windows
  4. Enable Developer Options on Android 4.2 Jelly Bean. How To Enable Developer Options On Android 4.2 Jelly Bean
  5. Enable USB Debugging on your device. How to Enable USB Debugging Mode on Android Device.
  6. Backup your personal data on phone to PC to ensure you keep a copy of your personal data (SMS, MMS, Contacts, Internet Settings, Photos and etc). How to Backup Personal Data On Android Device.
  7. Make sure your phone is charged to 50% to avoid interruption during flashing. How to Check Battery Level On Android Device.

Download

  1. CM10.1 Android 4.2 Jelly Bean M2 Build for GSM Galaxy Nexus (cm-10.1-20130304-EXPERIMENTAL-maguro-M2.zip, 160.45MB) – Development page
  2. Google Apps Package (gapps-jb-20121212-signed.zip, 90MB)

Instructions: (From Custom ROM)

  1. Make sure you have follow steps above and enable all the necessary features before start.
  2. Connect your device to the computer via micro USB cable.
  3. Copy and paste the downloaded ***ROM***.zip and ***Gapps***.zip to your phone internal SD card.
  4. Turn off your phone and disconnect from USB cable.
  5. Press and hold the Power + Volume Up + Volume Down button to enter CWM/TWRP Recovery.
  6. In Recovery menu, you are always recommended to perform a full Wipe Data/Factory Reset to avoid crashing and ROM compatibility issue. You may skip this step if you upgrade from your previous ROM version. For CWM recovery, use Volume key to navigate in Recovery Mode. For TWRP, use touchscreen to navigate in Recovery Mode
  7. Do Wipe Cache Partition – Select from the menu and select Yes to confirm.
  8. Go to advanced and do Wipe Dalvik Cache — Select from the menu and select Yes to confirm.
  9. From the main menu in Recovery, select the install zip from sdcard, then select choose zip from internal sdcard, browse to folder location and select the ***ROM***.zip and clickYes to install.
  10. Back to main menu in Recovery, select the install zip from sdcard, then select choose zip from internal sdcard, browse to folder location and select the ***Gapps***.zip file and click Yes to install.
  11. After the installation completes, go back to recovery’s main menu.
  12. Select reboot system now to reboot the phone.
  13. For first boot up, it normally takes longer time. Please wait patiently.

Instructions: (From Stock ROM)

  1. Root and install CWM/TWRP recovery. How to Root Guide
  2. Download root checker from Google Play to check your root status.
  3. Press Power + Volume Up + Volume Down button to enter recovery mode. Check whether CWM/TWRP recovery is successfully installed. Select Reboot system to reboot your device.
  4. Connect your device to the computer via USB cable.
  5. Copy and paste the downloaded ***ROM***.zip and ***Gapps***.zip to your phone internal SD card.
  6. Turn off your phone and disconnect from USB cable.
  7. Press and hold the Power + Volume Up + Volume Down button to enter CWM/TWRP Recovery.
  8. In Recovery menu, you are always recommended to perform a full Wipe Data/Factory Reset to avoid crashing and ROM compatibility issue. You may skip this step if you upgrade from your previous ROM version. For CWM recovery, use Volume key to navigate in Recovery Mode. For TWRP, use touchscreen to navigate in Recovery Mode
  9. Do Wipe Cache Partition – Select from the menu and select Yes to confirm.
  10. Go to advanced and do Wipe Dalvik Cache — Select from the menu and select Yes to confirm.
  11. From the main menu in Recovery, select the install zip from sdcard, then select choose zip from internal sdcard, browse to folder location and select the ***ROM***.zip and click Yes to install.
  12. Back to main menu in Recovery, select the install zip from sdcard, then select choose zip from internal sdcard, browse to folder location and select the ***Gapps***.zip file and click Yes to install.
  13. After the installation completes, go back to recovery’s main menu.
  14. Select reboot system now to reboot the phone.
  15. Download root checker from Google Play to check your root status.

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