Earlier this week Google released Android 4.2.2 JDQ39 for Nexus devices now the AOSP based custom ROM is also available for HTC One X Endeavoru. The custom ROM based on thelatest Android 4.2.2 can now be downloaded and installed on your HTC One X (endeavoru). But before that you'd be required to unlock HTC One X bootloader first. Follow this tutorial to guide you through the flashing process.

Prerequisites to be taken care of before you root HTC One X Endeavoru to AOSP Android 4.2.2:

Setup theAndroid SDK and Fastbooton your PC.Take a backup of your important data on your HTC One X: contacts, messages, emails, etc.Enable USB debugging on your device.Unlock HTC One X Bootloader

How to root HTC One X Endeavoru to AOSP Android 4.2.2:

Required files:please download the ROM file from here:endeavoru_42/latest/with the currentlatest version being rc16.zip & Google Apps package file from GApps.

To get boot.img file, extract the downloaded ROM zip file.Inside theandroid-sdk-windows, go toplatform-toolsdirectory and copy the boot.img file. Note: android-sdk-windowsis the directory where you have Android SDK installed / extracted. In case you cannot findplatform-toolsdirectory in it, create it.Copy the earlier downloaded ROM (rc16.zip) and GApps zip files on the root of your SD card.Turn your HTC One X off now and and switch it back on by pressing and holdingpower,Volume downbuttons simultaneously. SelectFastbootoption to enter into Download mode.Navigate toandroid-sdk-windows \ platform-toolsdirectory and launch Command Prompt there. You can also launch Command Prompt from Run in Windows and then execute cd android-sdk-windows\platform-toolscommands to get to platform-tools directory.Execute following commands one by one after launching Command Prompt in the platform tools directory:fastboot flash boot boot.img<— command to flash custom ROMandreboot<— command to reboot your HTC One X Endeavoru.Select Bootloader on your phone and then select Recoveryto enter into CWM mode.Now perform data wipe operations: select wipe data/factory resetoption and confirm withYes. Once the data wiping is complete,navigate back to main recovery screen.Selectinstall zip from sdcardand then select choose zip from sdcard, locate the copied zip file on your sd card. Confirm with yes to start ROM installation. Wait until it's done and return back to main CWM menu.Repeat the above step but this time select the GApps zip file to install Google apps.Once the installation is complete, navigate back to main recovery screen and select reboot system nowto reboot your device.

Ta da! Your HTC One X should be having the latest Android Jelly Bean 4.2.2 installed successfully.