Tips & Tutorials

Update Galaxy Nexus I9250 to CM10 Android 4.1.1 Nightly Jelly Bean Firmware

Here we go! The first official CyanogenMod 10 (CM10) nightly builds are now live on the CyanogenMod website from today. Galaxy Nexus can now be updated to CM10 Android 4.1.1 Nightly Jelly Bean custom firmware which is now available for download. This ROM might have bugs since this is an early release, but you can still give it a try! You can update Galaxy Nexus I9250 to CM10 Android 4.1.1 Nightly Jelly Bean from the tutorial below.

In this tutorial, we will tell you how to install CM10 Android 4.1.1 Nightly Jelly Bean custom ROM on Galaxy Nexus I9250 with complete steps and instructions on how to backup your phone. Your Galaxy Nexus should be already rooted and ClockworkMod recovery should be installed. Let’s get on with the tutorial now.

Disclaimer: All the tools, mods or ROMs mentioned below belong to their respective owners/developers. We ( or the developers are not to be held responsible if you damage or brick your device. We don’t have you on gun point to try out this tutorial 😉

CyanogenMod 10 (based on Android 4.1.1) Jelly Bean is still in nightly stage and will take several months before it gets matured enough to be released in a beta version. By installing this, you should remember that you may encounter bugs in the ROM after installation.

Make sure you have installed all your USB drivers for the Samsung Galaxy Nexus to connect it with the computer. Download Samsung Galaxy Nexus USB drivers! Apart from just the USB drivers, there are a few more things that you need to take care of.

1. You need to enable USB debugging mode. This helps to connect your Android phone with the PC. See here: How to Enable USB Debugging.

2. Your phone battery should be 80-85% charged. If your phone goes off suddenly because of battery, during flashing ROMs or installing mods and updates — your phone might go dead permanently. See here: How to Check Battery Percentage.

3. Backup all your important data that you might need as soon as your flash a new ROM, or make a backup for just in case, you never know when anything might go wrong. See below on how to backup data:

4. Your phone should be factory unlocked. Additional instructions for locked Android devices will be added in the tutorial for unlocking devices.

Now, let’s proceed with the tutorial on the next page and update Galaxy Nexus I9250 to CM10 Android 4.1.1 Nightly Jelly Bean custom ROM.