Motorola Atrix 4G (MB860) can now be updated to Android 4.1.1 Jelly Bean, based on CyanogenMod 10 custom firmware – all thanks to the developers community. This ROM is still in a very early build and there are many bugs in it which would be hopefully squashed in future releases. In this tutorial, we will tell you how to install CyanogenMod 10 (CM10) Jelly Bean 4.1.1 firmware on AT&T Atrix 4G MB860 with complete steps. Backup all your data as this tutorial will wipe your personal settings and apps. Let’s proceed with the tutorial now.