After all the rooting, testing, ROM flashing, it is time to back to stock ROM and wait for Jelly Bean OTA. The question si how to restore stock firmware ROM for Samsung Galaxy S3 without voiding the Samsung warranty, When you start root your Samsung Galaxy S3, you should know you have void the warranty but there is way to “claim” back your warranty even though you have flashed custom ROM or root your device. How? Follow the instruction below.

Prerequisites

1. Download latest Samsung Odin v3.04 for Samsung Galaxy S3.

2. Download TriangleAway from Google Play Store [USD$2.99] [Why do you need it]

3. Download Stock Firmware ROM for Samsung Galaxy S3

Step By Step How To Restore Stock Firmware ROM For Samsung Galaxy S3

1. Firstly, check your phone status, it should be under modified status. Goto –> Settings –> About device –> Status –> Device Status

2. Execute TriangleAway. It is used to reset your flash counter in the device. [To know why]

3. Accept the root access permission to proceed.

4. Select Reset flash counter. Follow the instructions from TriangleAway.

5. If reset failed, turn off your device and pull out battery for a complete shutdown. Re-run step 4.

6. Now, turn off your SG3.

7. Press and hold Volume Up + Home + Power button together. The screen will on and go into ClockWorkMod CWM recovery mode. Press volume up and enter.

8. Do a full wipe.

9. Do Wipe Data/Factory Reset – Select from the menu and select yes to confirm.

10. Do Wipe Cache Partition – Select from the menu and select yes to confirm.

11. Go to advanced and do Wipe Dalvik Cache — Select from the menu and select yes to confirm.

12. Press and hold Volume Down + Home + Power buttons  to enter Odin download mode.

13. Since you have reset the flash counter, the custom binary download should be NO & Official status.

14. Connect SGS3 to your PC.

15. Extract firmware .tar file that you have downloaded.

16. Execute Samsung Odin 3.04.

17. Click on PDA and select the extracted firmware .tar or tar.md5 file.

18. Click start to flash the ROM.

19. Once flashing done, you should see “Pass” in Samsung Odin 3.04.

20. Reboot your device.

21. You are now done, check all the status of your device. It should be back to the stock like when you purchase it.

Hope you enjoy the post. I have just made my own Galaxy S3 back to stock. What about you?