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How To Install Android 2.2 Froyo On Nexus One Manually / OTA?

Google has released Android 2.2 aka Froyo for Nexus One, it has brought Android users numerous new interesting features. So, how to upgrade your Nexus One to Froyo/Android 2.2? If you have factory/unmodified Nexus One than you can upgrade OTA (over-the-air), which means that users can update the software online and you don't need to connect your device to computer, all you need is an internet connection on your Nexus One from your service provider. However, if you have a rooted Nexus One, you'll have to manually upgrade to Android 2.2. Both procedures are given below.

How to Update/Install Android 2.2 on Nexus One OTA (Over The Air)

If you are on stock (Unmodified Bootloader, Recovery) Android 2.1, you should automatically receive a message on your Nexus One's notification bar about software update available for your phone, please note that this will only happen if you phone is connected to internet (GPRS/EDGR/3G/HSDPA etc). Simply download the software update and wait for its installation to complete. Just follow simple onscreen instructions and you'll be all good to use it.

If you didn't get the notification on your phone, you can also route to Menu > Settings > About phone > Software updates in your Nexus One and check for any updates available OTA.

How to Download and Install Nexus One Software Manually

Please follow following step-wise procedure to install Android 2.2 (FRF50) update on your Nexus One manually:

NOTE: Please note that following procedure is for the Rooted/Modified Custom ROM Nexus One users. It will ONLY work on Rooted devices.

  1. Download rooted version Android 2.2 Froyo (FRF50) software update on your computer, once downloaded rename the .zip file to update.zip.
  2. Connect your Nexus One with your computer via USB cable.
  3. Now you need to move/copy update.zip from your computer to your phone SD/Memory card, you need to make sure that update.zip is place in /root of your card, not in sub directories.
  4. Now turn OFF your phone and turn it ON again in bootloader mode, turn on the phone while pressing and holding the trackball and power button.
  5. Now to get in the bootloader mode, turn on the phone while pressing and holding the trackball and power button.
  6. Now you need to follow the navigation instructions on the screen. Select BOOTLOADER and then go to RECOVERY mode.
  7. When your device will be in recovery mode, you should see an Android bot on your screen, to view the menu, press the power button and volume-up key once.
  8. Now select the second option "apply sdcard:update.zip" in the menu, which should start the installation process.
  9. After the installation process is done, reboot your device by selecting "reboot system now" from the same menu.

That's all! Your Nexus One should be on latest software/os now. You can verify by routing to Go to Settings >About phone in your phone.

You may also like to read:

  1. Dell Flash: Android Froyo, HSPA, 3.5-inch WVGA Display, Flash 10.1
  2. Android 2.2 Froyo Running on Nexus One [VIDEO]

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