Samsung Galaxy GIO S5660 – How to Install Cyanogen Mod 9 Android 4.0 Firmware

Sanjana March 12, 2012 0

Samsung Galaxy GIO S5660 smartphone users have all reasons to cheer since an all new ICS update has rolled out for them. It is to be noted that this is not the official release from Samsung but is a third part developer product. This new update is known as Nightly build Cyanogen Mod release and since this is the leaked version of firmware, presence of some minor bus is guaranteed.

samsung galaxy gio s5660

You need to root your Galaxy Gio smartphone in order to apply this update and rooting will void the warranty. The only way you reclaim back the warranty is by re-applying the default or stock firmware again. This new update comes with a variety of features that we will be

taking a glance in a short while from now.

We wont be responsible for any harm caused to your device during the updation procedure that is unlikely to happen if you follow the instructions carefully. The updation procedure is only applicable to Samsung Galaxy GIO S5660 smartphones that are network unlocked so do not try it in any other devices as it might not be reversible and will harm the device by blocking it.

Lets take a glance at some of the features and hinghlights that come with this new firmware:

Features & Highlights:

  • Device sources rebuilt
  • Config sources cleaned up
  • Primitive video acceleration
  • Libgralloc has been Rewritten
  • Unused libcopybit has been removed
  • QCOM_HARDWARE flag has been enabled
  • Built with Qualcomm stuff
  • Base Android sources have been cleaned up

Pre-Requisites:

Keep a backup of all the user data present in your phone since chances of data loss or corruption are there. Having a backup will help you replace the lost data if any damage occurs. Follow the link posted below to backup and restore all your data easily.

Pre Upgrade Instructions for Rooting and Firmware Update

Must Have:

Download ICS 4.0 Nightly Package

Steps to Update Cyanogen Mod Nightly Build ICS Android 4.0 in Galaxy GIO S5660:

Before proceeding into the updation instructions you need to root your Galaxy GIO and enable USB Debugging in your phone from the path “Settings > Applications > Development > USB debugging”. Make sure to tick the USB Debugging option.

enable usb debugging


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Step-1: Download  ICS 4.0 Nightly Package  (Download Nightly for Samsung Galaxy Gio S5660 (3 Mar 2012) File) from the Must Have section to your computer and connect your smartphone to the computer via original USB cable obtained at purchase time. Copy the downloaded zip file to your phone and make sure not to place the file into any sub folders else it wont get detected during Recovery mode.

Step-2: Disconnect the USB cable and power off the phone to enter the device into Recovery mode. The Recovery mode can be entered by pressing the Center + Power button simultaneously.

Step-3: In Recovery mode, select the options of  “install zip from SD Card” > “choose zip from SD Card” then choose the ICS Nightly 4.0 Package placed in your phone.

Step-4: After the firmware is  successfully updated, the device will again land up in Recovery mode screen. Choose the options of  “++++ Go Back ++++” > “Reboot system now” to restart the device. After the device boots up, you will notice that the device is updated with the latest ICS Android 4.0 firmware. Since this is the first boot, it will take longer time to boot up.

reboot system now

You can restore back all the data that you had previously taken a backup of and also restore the APN settings responsible for accessing the internet. In case the device enters into boot loop mode you have to re-apply the firmware updation process again.

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