Root your Sony Xperia SP (C5302 / C5303) on the latest Jelly Bean 4.1.2 Firmware 12.0.A.2.254. This is for only for 12.0.A.2.254 firmware , do not try this method on any other firmware or variant.
If you want to root an older firmware READ THIS , or if you want to root 12.0.2.245 , READ THIS
Disclaimer : I am not responsible if you brick your phone or if u make any other damage to your phone
So Lets Start :
1. First of all download these three files :
- XperiaSP_C530X_12.0.A.1.257_KernelOnly.ftf
- DooMLoRD_Easy-Rooting-Toolkit_v18_perf-event-exploit.zip
- XperiaSP_C530X_12.0.A.2.254_KernelOnly.ftf
2. Run Flashtool and Flash XperiaSP_C530X_12.0.A.1.257_KernelOnly.ftf file. (Follow the onscreen instructions of Flashtool) If you have not used Flashtool before Refer this - LINK.
3. Now when the flashing is finished , reboot your Device and Connect Your Device to PC with USB Debugging Mode On , go to Settings > Developer Options to enable it.
4. CLOSE FLASHTOOL ( Do Not Skip This Step )
5. Extract the file DooMLoRD_Easy-Rooting-Toolkit_v18_perf-event-exploit.zip to root directory on C:\
6. Now go to the Folder where you extracted DooMLoRD_Easy-Rooting-Toolkit_v18_perf-event-exploit.zip, and execute "runme_win.bat" (Windows Users).
Note :- This toolkit works on Windows , Linux as well as MAC , Linux users Run "runme_linux.sh" and MAC users Run "runme_mac.sh".
7. After rooting is completed the device will restart automatically.
8. Verify the Root By checking the SuperSU app in the AppDrawer.
9. Now Power Off your phone and connect in Flashmode with Volume Down (-) and open Flashtool again.
10. Now Flash XperiaSP_C530X_12.0.A.2.254_KernelOnly.ftf file.
11. Thats all now , after the Flashing is finished disconnect your phone and Power ON your phone and enjoy the Root on the latest firmware :)
Note : This method works on both locked and unlocked bootloader devices!!!
If you have any problems feel free to comment :)
Source - XDA