 IBTimes.co.uk | Install CleanROM Android 4.2.1 Jelly Bean on Nexus 7 [GUIDE] IBTimes.co.uk Nexus 7 received the official Android 4.2.1 OTA update based on stock firmware, as well as the stock rooted and de-odexed custom ROM a few days ago. Now, Android 4.2.1 CleanROM custom firmware joins the list and paves the way for a flurry of custom ... |