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Lots of people are now enjoying the Android 6.0 Marshmallow update for various Android devices. However, it is still a different story for the Samsung Galaxy Note 3 and a number of other Android devices. It might not be happening anytime soon, so it might be a bit unclear as to whether it will come to the Note 3.

Therefore, many Galaxy Note 3 users are looking to maximize the full potential of such a fantastic device by upgrading the current firmware to a more current version. However, it is very important to be cautious and be mindful that it can damage your device in the process. Although this is a proven method, this tutorial shouldn’t be responsible for any untoward incidents that could happen to your devices.

Make sure that you have backed up important data from your Note 3, because it may require you to completely wipe the data during the process. At the same time, you need to enable the USB debugging option on your Android device. You can do this by going to Settings > Development Options > USB Debugging.

You should also understand that the Note 3 or N9005 should be rooted, unlocked, and installed with a TWRP or CWM recovery tool. Likewise, your device must be charged at least up to 60% of power.

You also need to download the Android 6.0.1 firmware for your Galaxy Note 3 and save it on your Windows PC. Just don’t extract the contents. Google Apps Package should also be downloaded for your device.

  • Connect the Galaxy Note 3 to the PC with a USB and copy the zip file to the memory card of your phone.
  • Afterwards, you need to disconnect the USB and turn off your Note 3.
  • When you boot the device, press and hold the Volume UP, Power, and Home buttons. This will enable you to select option to wipe data/factory reset. Upon confirming to the process, you need to select wipe cache partition and wipe dalvik cache.
  • Once in the recovery menu, you need to choose install zip from SDcard and followed by choose zip from SDcard. You have to search for your downloaded firmware and confirm the process of flashing your device.
  • You also have to do the process once again for installing the Google Apps on your mobile device.
  • Once the installation is successful, you need to go back to the main recovery menu. Then, you need to reboot your Galaxy Note 3 into its new custom ROM. You only have to be a bit patient because it will take around 5 minutes to boot after the installation.

Samsung Galaxy Note 3 only supports up to Android 5.0 Lollipop, so there is no way it will be updated to Android 6.0 Marshmallow via OTA. The only way to do this is to download and install a particular firmware to make the update successful. This can also be useful for other Android devices, but extra caution should be observed to make the process a lot safer.