Research Unduh R2.2.9017 last version

Research Unduh is an software for flashing, downgrade, upgrade, unlock for many CPU Phone support like spreadtrum, shark,Stingray, Shark4G - SharkL5ModeMarlinAndroid5.1.

After upgrade to high version more added the new CPU listed, we can look in image below what the last added from this flashing tool.

List the last added cpu list

Research unduh spreadtrum low version can found here => SpreadTrum Upgrade Tool R2.9.9015 

• For the last version R2.2.9017 can unduh here | file size 1,643kb

Step by step flashing tutorial can look here => Flashing samsung c3520i | Flashing lenovo 238t | or can looking image below do to run the reserch unduh tool.

learn ho to use RD Tool 

The last CPU Supported list and will updated by spreadtrum :

-SC77xx -SC7710 -SC7715 -SC7710U -SC5735 -SC6530 -SC6530 -SC6530 -SC7702 -SC7710G -SC7730 -SC7730_NAND -SC7730_simlock -SC8501C -SC8501C_samsung -SC8810 -SC8810-SIMLOCK -SC8825 -SC8825-SIMLOCK -SC8830 -SC8830_NAND -SC8830_simlock -SC9610 -SC9620 -Shark -Shark9620 -Stingray

*) Research Unduh tool is an softwares made by Spreadtrum comunication.inc for full credit this software / tools.