Update Galaxy Note 8.0 WiFi GT-N5120 to Android 4.1.2 ZHBMJ1 Official Firmware

This tutorial is addressed to all of you who live in Hong Kong and own Galaxy Note 8.0 WiFi N5120 as your tablet. Last month was the launch of ZHBMJ1, the official firmware that will update your gadget to this OS: Android 4.1.2.

After the Galaxy Note GT-N5120 was released in April 2013, many of its owners have wanted to upgrade it to the OS we mentioned. And then the new Jelly Bean official firmware with its KIES logo activated appeared to make the update possible.

And along with it comes a multitude of new features that will improve the performance of your gadget: touch anticipation, Google Now, mini apps, triple buffering, a new keyboard, widget size automatic adjustment, all share, a fixed frame rate of 60 fps, extended vsync timing, group cast, free style widget, pop up play and connect and sync email updates.

To install the new firmware on your tablet, you must make sure it runs a custom ROM. If it’s rooted, your gadget will, after the update, lose its root access because of the new firmware.

Apart from a revoke of root access, you should also expect a deleted system partition. In case you have important data on your tablet, don’t fret: it won’t disappear after you apply the upgrade; the internal and external SD cards on your N5120 won’t be erased.

Use only our tutorial or OTA (with the Software Update button located under Settings menu). You can use Samsung’s KIES to update your tablet as well. If the tablet model is not the one we indicated, use a different guide; if you use ours, your gadget will end up bricked.


You are now invited to follow the next set of requirements:

  • charge the battery inside your tablet;
  • turn USB Debugging on;
  • make a regular backup via this guide and also a NANDroid one, using this tutorial;
  • the comp or laptop you have close by must run only Windows;
  • flash USB drivers fit for the tablet from here on your notebook or comp;
  • disable your tablet’s and laptop’s security software for the time being.Galaxy-Note-8.0-N5120


  1. The update can finally start. You should download, on your laptop or PC, Odin from this location and the . After each of these packages is saved on that device, you need to look for a tool with which to extract them on your laptop or comp.
  2. Boot the tablet in Download Mode by pressing + holding Volume Down, Home and Power simultaneously, then press Volume Up.
  3. Should your tablet be in the Download Mode by now, do this: open, on your laptop, the Odin as Admin. When this is achieved, you should connect your Galaxy Note 8.0 GT-N5120 to your notebook and have patience until the devices have established a successful connection demonstrated by a yellow ID:COM box and an “Added!!” message. But in case the connection doesn’t happen, you need to use another USB port or flash the USB drivers a second time until you get it right.
  4. Next up: click on PDA, opt for a file with CODE in its name, tap Phone, choose a file that has MODEM in the name, tap CSC, opt for a file sporting CSC in its name, click on PIT and select a file with a .pit extension.
  5. The next task that must be performed sounds like this: after you check the boxes called F. Reset Time, Re-partition and Auto Reboot, make sure you tap “Start“.
  6. [sc name=”banner-jos”]After you are done with this, the installation of the new firmware will automatically commence, so have patience till the file ends up on your tablet; the second it does, you will notice that the gadget restarts and then displays “Pass”.
  7. After you spot all of this, you should disconnect the tablet from your notebook. To start having fun with the new stock firmware, our advice is this: on your tablet, make sure to go to Settings and then tap About Tablet from there. What you are looking for should be there. If it isn’t, repeat the guide.

If the Android 4.1.2 ZHBMJ1 doesn’t leave a strong impression on you, you’d better go and restore your Galaxy Note 8.0 N5120 to the old ROM by revoking the update with the NANDroid backup.

If something goes awry, you should leave a comment in the field below.