Android 4.0.4 ICS based CyanogenMod 9.1 (CM9.1) custom ROM now available for the Sony Xperia Mini, Xperia Mini Pro, Live With Walkman and Xperia Active phone. This ROM not available Google apps such as Gmail, play store, calender etc. Therefore you have to use Gapps zip file. It includes all the Google apps.  Before starting this CM9.1 tutorial you need to unlock the bootloader. But root and install CWM based recovery on your phone are not necessary, because of this CM9.1 has its own kernel (boot.img), it includes CWM based recovery.

CyanogenMod is a AOSP based after market firmware. However this version not released by the CM team, it’s developed by the free Xperia project team. Before beginning the installation make sure that you have a latest backup.

Warning! 
Rooting, unlocking your device void the warranty.  If your device bricked by following method, I can’t get its risk. Applying this method at your own risk.

CM9.1 on Xperia Live With Walkman

Requirements.



Downloads.

Select the latest CM9 or CM9.1 ROM zip file.

 

How To install Sony Xperia Mini, Mini Pro, Live With Walkman, Active Android 4.0.4 ICS CM9.1 ROM.

 
This installation has mainly two steps. They are Install CM9.1 kernel and install CM9.1 ROM zip file. These devices doesn’t have touch enable clockworkmod recovery.  Therefore you have to use volume keys for navigation and home button for selection.  Go to back menu press your phone back key.


Install CM9.1 kernel.
  • Extract the downloaded fastboot file.
  • Extract the downloaded ROM zip file contain “boot.img” file and save it with the fastboot files. Like following screenshot. Fastboot
  • Transfer ROM, Gapps zip files to the SD card.
  • Power off the phone and wait for a few seconds.
  • Press and hold the “Volume Up” key and at the same time connect the phone to the PC.
  • Now your Xperia phone LED turn to blue. If the fastboot driver installation started, wait until it’s finished.
  • Open the fastboot folder.
  • Press and release the “Shift” key and at the same time right click inside the folder.
  • Next context menu select “Open command Window here”.
  • Then type following command line to verify your computer detected your phone.
fastboot devices
  • If the command window shows some numbers with the fast boot device message, you can go to the next step. If not disconnect the phone from the PC and reconnect with fastboot mode.
  • Next type following command line and press enter key.
fastboot flash boot boot.img
  • Now  we have installed the kernel. If your command window shows following screenshot type message, you can go to the next step.

kernel install

 

 

 

Install Android 4.0.4 CM9.1 ROM zip on Xperia Mini, Mini Pro, Live With Walkman, Active.

 

  • Before follow this guide, you have to follow above kernel install step.
  • Power ON the phone and when you can see “Free Xperia Project” logo and top LED turn blue, press volume down key few times for enable recovery mode.
  • In the CWM main menu go to “Wipe data/factory reset>Yes – -delete all user data”
  • Next we need to delete the cache partition to do that navigate to “Wipe cache partition>Yes — wipe cache” 
  • Delete the dalvik-cache to that, go to “Advanced>wipe dalvik-cache>Yes wipe dalvik cache”.
  • Now we start installing new CM9.1 Android 4.0.4 ROM, go to the “Install zip from sdcard>choose zip from sdcard” and select the downloaded ROM zip file.
  • Wait for a few seconds to complete the installation.
  • When the installation has completed, again select “Choose zip from sdcard” and select the downloaded gapps zip file.
  • Wait till the installation complete. After it’s finished, go back using your phone back keys.
  • Now reboot your phone by selecting “reboot system now”.
  • Wait for a few seconds to complete the installation.
If your device sensors don’t work properly. Use this guide for fix them Fix accelerometer, compass revert issues on custom ROM.

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