How to Root Samsung Galaxy S3 I9300 in Steps?
Galaxy series is regarded as the best selling Samsung Android phone and after Samsung Galaxy Y, Galaxy S3 becomes more popular than other Samsung mobile phones. Many Galaxy users decide to root their devices as soon as they get the phones. Well, before you start the Android root, you should be aware that rooting has Pros as well as Cons. After the root, you can enjoy the best performance on your Samsung Galaxy S3, make full use of all of your available space on the phone and download or remove any app that needs device root. However, rooting may also hurt you because it is potentially dangerous and you have to do it at your own risk.
If you have decided to root your Samsung Galaxy S3 I9300 on XXUFMB3 Android 4.2.1, read on and follow the best rooting tutorial to get it done. Please note the rooting method is only for Galaxy S3 I9300. Do not try the method on other phone model.
Please note the following points before you get started:
* Your Galaxy S3 I9300 should be on XXUFMB3 Android 4.2.1 software version.
* At least charge your device up to 60%.
* Back up all data on your Galaxy S3 with Android Assistant, to prevent data from losing.
* Enable USB debugging on your Galaxy S3 from Settings > Developers Options > USB Debugging – set "ON".
Tutorial on Rooting Samsung Galaxy S3 I9300 on XXUFMB3 Android 4.2.1
Step 1. Extract from the above ZIP files after you download them.
Step 2. Next, you need to power off your phone and enter the Download Mode. To do that, please press and hold the Volume down + Home buttons at the same time and then press the Power button until you see the construction Android robot and a triangle. Then, press the Power button again to enter the download mode.
Step 3. Make sure you have downloaded the Samsung Galaxy S3 I9300 drivers from the above link and then you can link your phone to the computer now. Once the connection is enabled, open Odin3 on your computer. After a few seconds, you will see one of the ID:COM boxes will turn yellow with the COM port number.
Step 4. Choose the downloaded root package file from step 1 and tick off the PDA button to browse and locate the CF-Root-SGS3-v6.4.tar that you have unzipped.
Step 5. Turn to the Odin3 app, check the options of Auto Reboot and F. Reset Time only and don't touch other options. After that, click on the "Start" button to begin the installation process.
Step 6. It will take a few minutes to complete the installation. Once it completed, your Galaxy S3 will restart. Once you see its home screen, you can eject it from the computer.
Congratulations that the rooting is done and you can check the Superuser app in your apps list to verify. Now, you are allowed to freely change the device settings, easily update Android OS, install Custom ROM, Apps and download Coolmuster Android SMS+Contacts Recovery and Coolmuster Lab.Fone for Android which can only be installed after rooting.