ICS to GB Downgrade

Downgrade Procedure for ICS to GB And Increase Internal Memory(Symphony w25)

Hi ..Everybody..Now I am going to tell the process How to downgrade ICS to GB And Increase Internal Memory to 232mb (Symphony W25) ..

At first you have to download the BP from here..


Then Extract “”.

Then download the “Flash tools”  link is..


  1. Switch off your phone, remove battery,SIM Card,SD Card.
  2. Place battery on your phone, Hold POWER BUTTON+VOLUME DOWN BUTTON together, you will see “QPST Entry Download”.
  3. Now, connect your phone to your pc.
  4. You will see a popup like this, cancel it.


  1. Go to your device manager and follow the procedure below :





For you the driver location will be

“”S01_Drivers\drivers\Driver\HK11-VB717-27\HK11-VB717-27_1.0.56\Win32\x86\free”, Click Ok, and press Next. Driver will be installed. Close it. Go to device manager and you will see something like this :


  1. In my case i got COM3, you may have different port number. Now go to “Flash tools” and Open “fastboot1.0.2.4.exe”. You will see something like this :


Click on “BP Browse” select folder “591316_8376_WCDMA_V3025″, Put the port number on “BP Port” and press Download, download should start if everthing is allright, after download compleate “fastboot1.0.2.4.exe” will close by itself.

You have Done ..

Now You have to instal CWM  recovery.

Then Flash  Any GB Rom..And Enjoy..

After Finishing You are in Gingerbread and 232mb Internal Memory and 150mb system memory

Here is the Screenshot :



2 responses to “ICS to GB Downgrade

  1. Thuc

    June 14, 2015 at 11:28 am

    I follow your instructions but it occurs “BP download failed”. How to solve it? Thanks!


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