Why all applications that require root access are not working anymore on my Google Nexus 7? After troubleshooting, seem like Superuser application by ChainsDD does not support Android 4.2 Jelly Bean yet. So I have to re-root Nexus 7 with Android 4.2.1 Jelly Bean (Build number JOP40D). How to root Android 4.2 Jelly Bean Nexus 7? The procedure is the same as previous Android version. Just Superuser application was replaced by SuperSU from Chainfire.
How to root Android 4.2 Jelly Bean Nexus 7?
Just follow this guide will do – How to root Nexus 7? 1 click method (Video)
That’s all. Enjoy root access on Android 4.2.1 Jelly Bean Nexus 7.