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Install Unofficial OmniROM Android 4.3 custom Build for T-Mobile Samsung Galaxy Note 2 T889

OmniROM is a brand new custom ROM that you can flash for your Samsung Galaxy Note 2 T-Mobile. Read this tutorial and you should be able to complete the installation in no time.

The OmniROM is a project developed by XDA members XplodWild, Chainfire and other contributors. It is based on Android 4.3 custom ROM, it comes with tons of new features such as multi-window, roadrunner mode, integrated performance controls, daydream tweaks and multiple others. If you want to be able to complete this installation successfully at your first attempt, then you should take a look at the preparation guide below.

Here’s what you need to know before installing OmniROM Android 4.3 experimental ROM for your TMO Samsung Galaxy Note 2 device:

  • This article works exclusively with the T-Mobile Samsung Galaxy Note 2 model number T889.
  • Do not attempt to update any other devices using the files listed in this post.
  • For this new ROM to flash correctly you will need to own a TMO Galaxy Note 2 that’s factory unlocked and rooted.
  • Also, your device has to run a custom Recovery Mode such as TWRP or CWM. Without these you cannot flash the OmniROM build.
  • A Factory Reset is required for your smartphone, which will remove all contents from your system partition.
  • Factory Reset doesn’t affect the internal nor external storage of your phone.
  • Backup data from installed applications using the following tools for Android: Helium – link here, or Titanium Backup – link here.
  • If you want to backup data such as SMS text messages, Call Logs info or APN Internet Settings, then you can use the following small tools for Android: SMS backup & restore | Call Logs backup & restore | APN Settings Backup & Restore. Root access is needed for some of these apps.
  • Sync your People details and Contacts info with your Gmail account.
    – if you don’t know how to do that, then you can use the info listed here.
  • Enable the USB Debugging from Developer Options.
  • This post should be applied by advanced users who want to tinker with their device. Note that we cannot be blamed in case you brick the phone or lose any important data in the process.
  • Make sure that the phone’s battery has enough power left before it completely switches off.
  • Read all info and don’t skip any steps.

If you cannot complete the ‘how-to’ part of this post, then you can ask for more help in comments.

How to flash OmniROM Android 4.3 Experimental build for Samsung Galaxy Note 2 T-Mobile:

  1. Download the custom ROM file from here.
  2. Download Gapps for this custom ROM from here.
  3. Connect the phone to your PC and then transfer both zip files to its internal storage.
    – disconnect the TMO Galaxy Note 2 from computer when the files are copied successfully.
  4. Power off your device.
  5. Boot the phone in Custom Recovery Mode.
    – it can be done if you press Volume Up, Home and Power at the same time.
    – release the buttons when the CWM / TWRP Recovery Mode main menu appears.
  6. Create the NANDROID Backup for the ROM that is currently installed on your device:
    – CWM: select the ‘backup and restore’ option. Save the file on your phone.
    – TWRP: tap on the Backup option, rename the file. Swipe to confirm backup process.
  7. Now, apply Factory Reset:
    – CWM: Select ‘wipe data/ factory reset’ option and confirm.
    – TWRP: press Wipe, swipe to confirm factory reset.
    > if you don’t factory reset your device, then the new ROM might not boot correctly in normal mode.
  8. Now, flash the OmniROM Android 4.3 custom build:
    – CWM: select ‘install zip from sdcard’, then ‘choose zip from sdcard’. Find the custom ROM zip file confirm the installation.
    – TWRP: press Install, then find the OmniROM file. Confirm by swiping the blue button.
    > do not press any buttons until all files are installed.
  9. When the ROM completes the installation, repeat step 8 actions to flash the Gapps file.
  10. After you install both zip files return to the main custom Recovery screen.
  11. Reboot your device now in normal mode.
    – note that the first boot process might take a while to load all files.
    – if the first boot doesn’t complete in under ten minutes then you need to repeat the entire tutorial.
  12. Enter your Google Account details when the new OmniROM home screen appears. Take control over your smartphone and tell us in comments if you find any interesting new features.

If you have any other questions, then you should ask them in comments. Make sure that you closely follow all steps and that you don’t skip any of them.

Remember that this is not a final build of OmniROM and that there is still a lot of work ahead, so you might find some errors and bugs while testing it.

If you don’t like the new ROM, then you can always restore your device to its previous ROM using the file created in step 6.