How To Install Android 2.3.7 On Geeksphone One via CM7.2

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You can now upgrade your Geeksphone One to Android 2.3.7 Gingerbread. However, it won’t be possible with stock firmware but with the help of custom ROM. The custom ROM we talking about is CM7.2 nightly. CyanogenMod team rolled out CM7.2 nightly for Geeksphone One. The latest nightly is based on Android 2.3.7 Gingerbread. You will surely like CM7.2, as it comes with so many features that your stock firmware not offering. Some key CM7.2 features are theme engine, customized power option, sound control and many more. The bloatware free and battery savvy CM7.2 is a good choice. Its easy to install this CM7.2 on your Geeksphone One. Just install a custom recovery such as CWM recovery or TWRP recovery and then follow below guide.

Warning!

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This tutorial is only for Geeksphone One. Don’t try this guide on any other Android device. Also, we (PrimeHowTo) are not responsible for any damage caused due to the instruction given in this page. Try this at your own risk. However, it is very unlikely that your device will be damaged if you follow all the instructions as it is which are mentioned in procedure.

cyanogenmod custom roms

Pre Requisites:

1. It’s advisable to backup your data prior flashing. I recommend app Helium for this purpose, however you can use any other preferred backup app. [General Guide]

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2. Make sure your device have enough battery power (at least 50% battery power) to avoid any accidental brick. You can install an app like Battery Notifier BT Free on your Android device to check it easily.

3. You must have USB Driver Installed for Geeksphone One in your PC. If you manage to access your phone data after connecting to your computer then you already have USB driver installed. [Download Driver Manually]

4. Make sure USB Debugging is enabled otherwise it’s won’t be possible to transfer file between PC and Geeksphone One. By default its enabled, so you don’t have to worry. [General Guide]

5. Your device must have latest available custom recovery installed. [General Guide]

Hope, you already checked all pre-requisites. It’s time to follow the step-by-step guide on how to install Android 2.3.7 Gingerbread based CM7.2 ROM (nightly build) on Geeksphone One.

File Required(Download by clicking on it)

  1. CM7.2 Nightly For Geeksphone One [Filename: update-cm-7-20120603-NIGHTLY-one-signed.zip]
  2. Google Apps [Filename: gapps-gb-20110828-signed.zip]

How to Install Android 2.3.7 Gingerbread based CM7.2 (nightly build) ROM on Geeksphone One

  1. Transfer downloaded file to your Android device by connecting to PC. Make sure you copied all files on SD Card (avoid coping within folder). Important: Don’t extract any files.
  2. Disconnect your device from computer and then turn off your Geeksphone One.
  3. Now, boot into recovery mode. To do so, find a recovery key combination or try this: How To Boot Into Recovery Without Key Combination
  4. First of all create an image of your existing OS by performing Nandroid backup of your existing ROM which you can restore later if this new ROM don’t perform the way you want or if there any glitch. To do so, select Backup and Restore, then on the next screen, select Backup again. Go back to main recovery menu after backup is complete.
  5. Now, perform data wiping task. To perform this, select wipe data/factory reset, then select Yes on next screen to confirm your action. Wait few minutes till the data wipe is complete. Now come back to CWM recovery main menu. Select wipe cache partition and after wiping process done, select Wipe Dalvik Cache under advance option to perform Dalvik cache wiping. Perform this step 3 times to avoid any bootloop issue.
  6. Select install zip from sdcard, then select choose zip from sdcard. Now, locate the CM7.2 Zip file that you copied earlier in Step 1 and select it by pressing Power button. Confirm installation by selecting Yes – Install _____.zip on the next screen. The ROM installation will begin.
  7. Once the ROM installation process end, repeat the Step 6 but choose the gapps-gb-20110828-signed.zip file instead of ROM zip to install the Google apps package.
  8. When installation is completed, perform the Step 4 one more time and then go back to the main recovery menu and select reboot system now to reboot your Geeksphone One and boot into Android 2.3.7 Gingerbread ROM CM7.2.
  9. Returning to Previous ROM: To go back to your previous ROM, boot into recovery, select backup and restore then restore your previous ROM by selecting it from the list.

That’s it! You just learned how to update your Geeksphone One to Android 2.3.7 Gingerbread custom firmware using CM7.2. Explore the latest Android 2.3.7 Gingerbread based CM7.2 ROM. [Note: You may require a rooted device to enjoy all CyanogenMod features]

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