Tips & Tutorials

Update HTC One X to Android 4.1.1 CM10-EPRJ Jelly Bean Custom Firmware

HTC One X users have got themselves one of the most stable and feature-loaded Jelly Bean custom firmware for their phone – Android 4.1.1 CM10-EPRJ custom ROM. You can flash it over your HTC One X like any other custom firmware, provided your existing set up is rooted and ClockworkMod recovery is installed.

As you continue reading, we will guide you through the process of how to install Android 4.1.1 CM10-EPRJ Jelly Bean custom ROM on HTC One X. We have given all the steps below and make sure you backup all your existing data in the phone before proceeding. Let’s continue with the tutorial now.

Update HTC One X to Android 4.1.1 CM10-EPRJ Jelly Bean Custom Firmware 10

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 😉

Make sure you have installed all your USB drivers for the HTC One X to connect it with the computer. Download HTC One X 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 HTC One X to stable Android 4.1.1 CM10-EPRJ Jelly Bean custom firmware.

About the author

Haris Nadeem

He lives on everything Android; has countless devices, apps and games to play with everyday. Currently serving as the Chief Editor at Team Android.


  • okay…wifi was working sorry for the post above…whatsapp you cannot install from plays tore as the app is not compatible…on little googling i found an apk for whatsapp…so basically both wifi and whatsapp are working now!!

    but…one major issue is that wifi hotspot is not working…and i use it a lot to get internet on my wifi only ipad…so i’m going to replace this rom with CM10 tripndroid rom i found on XDA…

    anyways…good work guys!! really appreciate the detailed tutorials for unlocking bootloader and installing the rom

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