Root XXUANA2 Android 4.2.2 on Galaxy Ace 3 S7270 Official Firmware
Did you installed the latest Jelly Bean firmware update? If yes, we have a complete guide on how to root XXUANA2 Android 4.2.2 software update on Galaxy Ace 3 S7270. We have compiled all the steps required in rooting Galaxy Ace 3 on Android 4.2.2 Jelly Bean XXUANA2 in one simple guide. What would you gain from rooting? Read: Benefits of rooting an Android device. You can root XXUANA2 Android 4.2.2 on Galaxy Ace 3 S7270 official firmware using the tutorial below. We will be needing a custom recovery for this root tutorial, but worry not, since we have everything covered on the next page.
As you continue reading further, we will guide you through the entire process of how to root Galaxy Ace3 S7270 with XXUANA2 Android 4.2.2 Jelly Bean official firmware by installingSuperSU package from Clockwork 6 Recovery. Make sure you backup all your data before trying out this tutorial below because we don’t want you to lose any data, and anything could go wrong unexpectedly. The following tips are important as they will help the installation procedure to go smooth without any issues.More importantly, for this guide to work, your model number should exactly be S7270. Let’s continue with the tutorial now.
Disclaimer: All the custom ROMs and firmwares, official software updates, tools, mods or anything mentioned in the tutorial belong to their respective owners/developers. We (TeamAndroid.com) 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 

Root XXUANA2 Android 4.2.2 on Galaxy Ace 3 S7270:
SuperSU allows for advanced management of Superuser access rights for all the apps on your device that need root. SuperSU has been built from the ground up to counter a number of problems with other Superuser access management tools. It also allows you to root Android phones for SU access. Rooting will allow you to install root apps on your phone, i.e Titanium Backup. Read our list of the essential root apps you should install!