Google Nexus 4
CM10.1 custom ROM based on Android 4.2.1 available for Nexus 4. Mike Shouts

Developers have released a CyanogenMod 10.1 (CM10.1) nightly version, based on Android 4.2.1 (JOP40D), with several customised features, for the LG-manufactured Google Nexus 4. However, since this firmware is still in a development stage, bugs are likely.

Nexus 4 users looking to update to CM10.1 (Android 4.2.1) may follow this tutorial. IBTimes UK reminds its readers it will not be held responsible for any damage to the device during this process. We also warn readers this ROM and guide is only for the Nexus 4 E960.

Pre-Requisites

  • Ensure download of appropriate USB drivers and enable USB debugging mode
  • Ensure Nexus 4 is rooted and ClockWorkMod (CWM) Recovery is installed before proceeding (check here for tutorial)
  • Ensure bootloader is unlocked
  • Ensure back-up for all data
  • Ensure battery has at least 80 percent charge
  • Ensure device is factory unlocked

To Install CM10.1 Android 4.2.1 (Jelly Bean) ROM on Nexus 4

  • Download CM10.1 (Android 4.2.1) ROM to computer
  • Download Google apps package
  • Connect Nexus 4 to computer with USB cable and copy downloaded .zip files to SD card
    • Note: Do not extract files
  • Disconnect device and switch it off
  • Re-start device in Recovery mode (to do so, enter Bootloader, browse (use Volume keys) to Recovery Mode and select (use Power); alternative method here)
  • In Recovery perform Nandroid backup of existing ROM (to do so, select Backup and Restore > Backup and return to main Recovery menu after action is completed)
  • In Recovery perform a data wipe (to do so, select Wipe Data/Factory Reset > Yes and return to main Recovery menu after action is completed)
  • Scroll to Install Zip from SD Card > Choose Zip from SD Card, locate CM10.1 ROM and press Power to begin installation
  • After installation, repeat above process to select and install Google apps package
  • After installation, return to main Recovery menu and select Reboot System Now (first reboot may take some time)
    • Note: To return to previous ROM, boot into Recovery > Backup and Restore > Restore and select version from list

The CM10.1 custom firmware, based on Android 4.2.1 software, has now been installed on the Google Nexus 4 E960. Navigate to Settings > About Phone to verify software on device.

[Source: Android Jinn]

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