- Title: Lenovo S90/U 1G/2G
- Listed: March, 2015
- Last modified: 03/17/2015 2:29 am
- Version: ROM Android 4.4.4
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DESCRIPTION
ROM Phone Lenovo S90/U - ROM Android 4.4.4
ONLY MSM8916
Based Official ROM Lenovo S90/U Version:
ROM 1 – VIBEUI_V2.0_1504_5.16.1_ST_S90-u - ONLY 1G RAM + 16G ROM
ROM 2 – VIBEUI_V2.0_1504_5.14.1_ST_S90-u – ONLY 2G RAM + 16G ROM
Gapps include – No Rooted
Language support : Multilang
Rom install : ( Thx to dimitrons )
1) Donwload firmware and extract it to your HDD
2) Download and install drivers:
LenovoUsbDriver_autorun_1.0.12.rar
QPST.2.7.422
(all links here: http://lenovo-forums.ru/topic/…..%BF%D0%BA/)
2) Next step need to connect your S90-U to PC. And turn on ADB Debug. In caller type *#*#8899#*#* and click OK.
In your PC Device Manager need to be all these components after drivers installed correclty. http://lenovo-forums.ru/uploads/monthly_12_2014/post-53625-0-43249400-1417520560.png
3) Open QFIL tool (QPST Tool) http://lenovo-forums.ru/uploads/monthly_12_2014/post-53625-0-66254600-1417523066.png
AND DO NOT FORGET TO TURN ON COMPALIBILITY IN SHORTCUT PROPERTIES "RUN AS WINDOWS 7" AND ADMIN RIGHTS.
4) Select both files from downloaded firmware folder like here: http://lenovo-forums.ru/uploads/monthly_12_2014/post-53625-0-66444200-1417523087.png
5) Press download and wait for 10 – 15 minutes
ALL INFORMATION from Lenovo-forums.ru. Link to the original topic how to Unlock bootloader (but changed bootloader rom to downloaded rom from needrom topic): http://lenovo-forums.ru/topic/…..ootloader/
Remember! You are doing flash firmware process on your own risk.
※Please make a backup of your device before installing or updating ROM


Member Info
Hello from Finland. Tried to do as told, but every time I press "download" I get this error message (under). I also dont know what to do with Lenovo sp drivers. I can extract it by Winrar, but cant find any install- file etc. In my devicemanager I have the wiew as told. In the errormessage the finnish word "kohteessa" means destination. Can somebody help me with this problem…
COM Port number:8
Sahara Connecting …
Download Fail:QC.QMSLPhone.PhoneException: Could not connect to the COMPORT
kohteessa QC.QMSLPhone.Phone.ConnectToServer_Sahara(UInt32 comPort, UInt64& version, Int32 mode, UInt64 timeout)
kohteessa QC.SwDownloadDLL.SwDownload.QPHONEMSSaharaDownloadArmPrg(UInt64& version, String armPrgPath)
Download Fail:Sahara FailSahara Fail
Finish Download
Wrong alarm. Installed Qualcomm_USB_Drivers_Windows and all went well
pleas help meeee
Process Index:0
Programmer Path:C:\Users\Tachara mobile\Desktop\2G_S90-u_VIBEUI_V2.0_1504_5.14.1_ST\prog_emmc_firehose_8916.mbn
Image Search Path:C:\Users\Tachara mobile\Desktop\2G_S90-u_VIBEUI_V2.0_1504_5.14.1_ST
Please select the XML file
Start Download
COM Port number:704
Switch To EDL
Download Fail:System.Exception: Failed to Switch to Emergency Download mode
at QC.QMSLPhone.Phone.QPHONEMS_SwitchToEDL()
at QC.SwDownloadDLL.SwDownload.SwitchToEDL()
Download Fail:Switch To EDL FailSystem.Exception: FireHose Fail
at QC.SwDownloadDLL.SwDownload.SwitchToEDL()
at QFIL.Tech.DownloadTech.SwitchToEDL()
Finish Download
Anybody has emei prob with this rom?
Im trying this rom whats bug?