Android 7.1 Nougat, the OS only seen on Google Pixel and Pixel XL devices can be made available in the Samsung Galaxy S4 via CyanogenMod [unofficial] CM 14.1 custom ROM.  Sounds great, more than two years old Samsung Galaxy S4 users can also experience the Android 7.1 Nougat via custom ROM.

According to International Business Times, the report depicts that the CyanogenMod is the most efficient source for upgrading any new software for the outdated devices. XDA Developer Forum's recognized software programmer, kyasu, has released Nougat-based CyanogenMod CM 14.1 series-based firmware to the Samsung Galaxy S4 LTE model.

How to get the Android v7.1 Nougat CyanogenMod [unofficial]?

Android v7.1 Nougat CyanogenMod [unofficial] CM 14.1 custom ROM on Samsung Galaxy S4 LTE-A (GT-I9506)- via TWRP can be easily got by considering the below mentioned steps.

  • Download Android v7.1 Nougat CyanogenMod [unofficial] CM 14.1 custom ROM, USB Driver  and Google Apps on to your PC.
  • Connect Samsung Galaxy S4 LTE-A to the computer.
  • Place the Android v7.1 Nougat custom ROM into the phone's memory.
  • Turn off device and disconnect it from PC.
  • Perform Recovery mode sorties by long pressing Volume (Down) + Power buttons
  • Once entering the TWRP settings menu, clear phone's memory (full) by selecting 'Wipe' option. Once done, select - 'Swipe to Factory Reset' perform factory reset.
  • Return to TWRP settings and tap 'Install' by the selecting .Zip file in the phone's memory downloaded from PC.
  • Come back to TWRP menu setting to approve the installation by tapping 'Swipe to Confirm Flash'.
  • Flashing of the custom ROM begins and after a few minutes, a message 'Successful' appears on the screen, thus completing installation.
  • If found with boot loop problem, navigate back to TWRP settings, and select 'Wipe cache/dalvik'. This procedure will help resolve any issue with regard to custom ROM installation.

Users must note, however, that CyanogenMod CM14.1 custom ROM is an experimental WIP (Work-in-Progress) version and contain bugs.

Before trying to download and install on smartphone user shall consider the risks involved by reading the detailed procedure mentioned in the tutorial on how to install Android 1.1 Nougat onSamsung Galaxy S4 smartphones.