Steps To Install Nexus-Styled Android 4.3 Via Supernexus 3.0 ROM In Galaxy S3 I9300

Users of Galaxy S3 GT-19300 can enjoy unsullied experience of Vanilla Android with Nexus-styled interface. The entire credit goes to the newly launched SuperNexus 3.0 ROM that is created from Android Open Source Project (AOSP) released by Google. The SuperNexus ROM proposes bloatware-free experience that is no third-party applications. It includes a host feature of optimisations and enhancements hand-picked from sources of CyanogenMod in a less weighted package. It also gets numerous SoC connected patches with due credit to the source code of teams Hacksung’s Device Tree and CyanogenMod.

Here are steps that will guide you to install SuperNexus 3.0 ROM on your Galaxy S3 GT-19300:

Step 1: Connect and mount the USB mass storage of your phone via USB cable to a computer.

Step2: Without extraction, copy the downloaded zip file of Google Apps and ROM to the source folder on the SD card of your phone.

Step3: Switch off the cell phone and disconnect USB cable.

Step 4: Hold the Volume Up, Home and Power buttons and press them together in order to boot your device in CWM recovery. You can use volume keys for navigation between Power key and options in order to select a recovery option.

Step 5: In order to restore it later perform a Nandroid backup of the present ROM in case the new downloaded ROM fails to install or if you wish to re-install the previous version of the ROM. Select Backup and Restore for performing back-up, and then click Backup that is on the next screen. Now move back to the main menu of recovery after completion of the backup process.

Step 6: Performing a task of wiping the full data is to be done as follows: Select Wipe Data/Factory Reset/Yes to confirm. Wait for few minutes for the data wipe process to complete.

Step 7: From SD card click on install zip and then select the option of Choose zip from SD card. Now, browse for the zip file of ParanoidAndroid 3.97 ROM that you copied earlier and select it via tapping the Power button. Confirm the installation by clicking Yes and installation will start.

Step 8: After the installation of the ROM, repeat step no.7 but this time choose the zip file of Gapps for installation of Google Apps.

Step 9: After the installation of Google apps, again return to the main menu of recovery and click on the Wipe Cache Partition. Be patient for the process to complete. Lastly, under advance option select Wipe Dalvik Cache.

Step 10: Now boot-up the phone by hitting the reboot system into the new ROM. However, booting for the first time may take a long time.

Now, Samsung Galaxy S3 GT-I9300 will successfully e updated to Android 4.3 based SuperNexus 3.0 ROM. To verify the firmware version go to Settings > About Phone.