Lenovo S939 Install Official CN Firmware S939_S129_140217 – If you wanna to update your Lenovo S939 first you must install or flashing your Lenovo S939 with CN firmware that have lower build number, in this case we use S939_S129. After finish installing or flashing this firmware you can freely update your device to Vibe UI 1.5 or Vibe UI 2.0, if you choose to update to Vibe UI 1.5 than you can refer to this Lenovo S939 Update Kit Kat Vibe UI v1.5 + Gapps + Root. This firmware is china version so it not include google play and contains china default applications that cannot be used outside china country, contain only english and china languages.
Even this guide is for Lenovo S939, it has possibility to brick your device and lost your IMEI so please make your own backup preparation before following this guide.
Disclaimer :
This guide for educational purpose only, We not responsible if your device bricked after following this tutorial. (DWYOR).
ROM Descriptions :
- Build Number : S939_S129_140217
- Date : 17-02-2014
- OS : Android 4.2.2 Jelly Bean
- Language : English and China
- Google Applications : No
- Root : No
- S939_S129_140217 ↦ 1.7 Gb, This only contains images files to upgrade or downgrade your device to S129_S939 not contains any flash tool, so you must download it separately.
- USB VCOM Driver ↦ Install this driver first on your computer, Turn off your device and remove the battery, using USB cable connect your device while look at My Computer ↦ Manage ↦ Device Manager there will be MTK65xx Preloader Devices show up for 5 second than disappeared, before disappeared right click on it and select Update Driver Software point it to USB VCOM Driver extracted folder. When it finish disconnect and connect again there will be Mediatek PreLoader USB VCOM Port on your device manager.
- SP Flash Tool v5.1348 ↦ Flash tool that needed to flash current firmware to your device, recommended to use only this version unless you know what your doing.
- +Download all required files above, please place it on the one folder for easy organize it. Extract all on the same folder and begin installation USB VCOM driver, Please make sure that USB VCOM driver is installed completely before continued to the next step, if you don’t know how to do it you can contact me.
- Go to flash tool extracted folder and run Flash_Tool.exe, if you are using windows 7 or above please run it using administrator privilege to avoid permission error. On the flash tool please go to Options ↦ Option ↦ Download ↦ and tick the DA DL All with Check Sum like picture below.
- Press [x]to close and back to flash tool again, Now click on Scatter-Loading button and point it to S939_S129_140217/target_bin/MT6592_Android_scatter.txt, this will also loaded all images files on the flash tool.
- When everything is set up, select Download Only and then press Download button or hit CTRL + D, flash tool will initialized and become stand by and ready to make connection with your device.
- Turn off your device, because Lenovo S939 using non removable battery you must make sure that your device is completely turn off before connecting to your computer. After completely turn off you can connect your device to your computer using USB cable, Flashing process will immediately begin to start and it will be take 5-6 minutes just wait until you can see GREEN CIRCLE with Download OK information.
- Done, That GREEN CIRCLE is mean you already successful flashing your Lenovo S939 with S129 CN Firmware. Now you can disconnect your device and try to turn on your device for the first time.
- Go to System Setting ↦ About Phone ↦ look at Build Number and make sure it same with the downloaded ROM.
Hi I can't find the "MTK65xx Preloader Devices"
Hi,
Make sure USB VCOM driver is installed properly
REAR CAMERA NOT WORKING AFTER I changed SYSTEM
Hi,
Try do factory reset orre flash the rom, because there is report about rear camera problem so try factory reset or reflash the rom
NO this does not work , it does not work either BEFORE DOWRADE
then it must be your hardware, try bring to service center to check camera hardware condition. because on firmware there is no report about camera problem
HOW TO reflash the rom
this guide is HOW to reflash ROM to your device, just follow the guide will make you change your ROM. becareful too this guide can also brick your device, so better prepare first if you cannot just bring to service center
brom error s_ft_da_no_response (4001)
can you please help me andy?
look at this http://goo.gl/G4xgDd, the same error for errors in the file system PC. For example do not have space for a file or file can not be overwritten because it is locked. To clarify the need to watch the log
still download and no green circle after 30 minute ago.
Are the progress bar moving or still on 0%? If still 0% the re install the usb vcom driver
nothing progress bar ar shown when i press download button.
Then try to install usb vcom driver again, this happen is because your device not recognize by the computer
no playstore
Follow this if you want google playstore http://bit.ly/1tkj5Lu
hi my device wont start stuck at meta mode long press every time i start the android always show meta mode long press anyoone know how to solve a problem or my hardware problem
try to reflashing your device with above ROM
i stuck at flash tool,its say,BROM ERROR:S_FT_DOWNLOAD_FAIL(4008)
HINT
BROM_DLL_V5.log would be created and record more detail information.
need help plzzz
Message: BROM ERROR : S_FT_DOWNLOAD_FAIL (4008)
Meaning: SP Flash tool encountered an error while attempting to flash files
Solution:
* Ensure the battery is in the phone and the phone is switched off before connecting for flashing
* Try using a higher version of SP flash tool
* Change the USB cord and port or PC
* Use the format option then download in SP flash tool
still same andy,even i buy new usb cable, i change laptop, change usb port,i try to on n lenovo display on screen, n bottom it's write TOOL DL image fail
help plzz
When you got error TOOL DL imeage fail then you not check then download option, look at step 2, repeat the guide again
if i unselecte android from flash tool, then i can get green circle, if i select all,i get ctrl+alt+t to on logs error message,…
y is like that,i do slowly step by step, still having problems,…
try different ROM and different flash tool version, but DA DL must be check it will error if you dont check it even when you got green circle
Im update to andriod 4.4.2 VIBEUI_V2.0_1507_7.9.1_ST_S939 but my front camera cannot connet my wifi also get problem and my hotspot to. Can you help me Sir? What should I do? Is downgrade the better way?
first try to factory reset, if the problems is still exist then downgrade or upgrade is the next solution.