You can now upgrade your Galaxy S4 I9500 smartphone to Android 7.1.2 XOSP Nougat Custom Firmware. The new update is based on Android’s latest 7.1.2. Nougat operating system and it sure comes as a great news for all the Galaxy S4 users and the latest custom firmware update bring plenty of exciting and latest features to your Samsung’s Galaxy S4 I9500.

In this tutorial below we are going to give you an easy and simple step by step guide on how to update your Galaxy S4 device with the latest XOSP Nougat Custom Firmware by Android 7.1.2. There are some issues solved and some tweaks are made here and there to make its performance better than before and user friendly. 

You may also read: How to Root, Install TWRP, and Unlock Bootloader on Honor 8 Pro

This is not an official update by Samsung, so you are going to need ClockwordMod recovery to flash the zipped ROM and GAAPS (Google Apps) which you are going to download before the installation process starts. So let’s get you started.

Here are some of the important things you would need to do before you start installation process. 


  • 1- First off all you will have to fully backup your deceive. 
  • 2- Download Samsung USB drivers.
  • 3- Enable USB Debugging mode to help connecting your tablet to your computer. 
  • 4- Make sure you battery is charged up to at least 85-90 percent.
  • 5- Your device should have ClockwrokMod recovery installed. 

Essential Downloads:

How to update Samsung’s Galaxy S4 I9500 to Android 7.1.2 XOSP Nougat Custom Firmware:

Step 1- First of all download both files given in Essential downloads on to your personal computer. 

Step 2- Connect your device with your personal computer using a USB cable. 

You may also read: How to flash the latest Android 7.1.2 CrDroid Nougat custom ROM on Samsung Galaxy S4 LTE I9505

Step 3- Copy the files you downloaded in step 1 on to your device’s SD card root. Remember not to save it in any folder of your device. It has to be saved in the SD card of your device.

Step 4- Disconnect the USB cable from your personal computer and turn your device off.

Step 5- Turn your device on, pressing the power & volume up and down keys altogether. This will enable the device’s Bootloader mode. Click the bootloader option. 

Step 6- Once you are in Bootloader mode, look for recovery option and click on it. This click will take you in ClockworkMod recovery. 

Step 7- Tap “wipe data/factory reset” from the options showing on your Galaxy S4 screen by clicking the power button.

Step 8- Next Tap on “wipe cache partition”.

Step 9- You might as well do a dalvik wipe cache by tapping on Advance Menu and then selecting “Wipe Dalvik Cache” to save yourself from tiny errors or bootloops.

Step 10- Head back into recovery mode and select option  “install zip from SD card” by tapping on it, use your volume keys to navigate the file to the downloaded zip file of Android 7.1.2 ROM zip file you copied on your device’s SD card and start the installation process by selecting it. 

Step 11- Head back to “+++++Go Back+++++” option, tap on it and then select “reboot system now” option by tapping on it to reboot your device. 

It may take few minutes to reboot and when your phone turns back on your will have the Android 7.1.2 XOSP Nougat ROM installed on your Samsung’s Galaxy S4 I9500 smartphone.

You may also read: How to update LG Nexus 5 to the latest Android 7.1.2 Nougat Cosmic OS ROM


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