Install Nougat Rom for Galaxy Core 2 SM-G355H/M via ViperOS 3.1.1

Nougat Rom Galaxy Core 2 SM-G355H/M
ViperOS 3.1.1 an Android Nougat Rom for Galaxy Core 2 SM-G355H/M is right here. In this guide you can download and install Android Nougat 7.1.2 on your phone. Samsung Galaxy Core 2 was launched with Android 4.4.2 KitKat operating system. But due to its hardware incompatibility, Samsung never released any further official update after Android KitKat which obviously disappointed most of the users.

This is when the third party developers started working and developing some cool and amazing custom ROMs based on the later versions of Android. Last time we came up with Android 5.0 Lollipop and Android 6.0.1 Marshmallow OS which had a huge response from you guys.


  • Make sure Custom Recovery Installed in your Galaxy Core 2. (TWRP Recovery Recommend)
  • Make Backup of your current rom before flashing this Rom via TWRP Recovery.(If you stuck on bootlop then restore backup)
  • Your phone must be on AOB1 firmware. If not? Follow the guide How to change Galaxy Core 2 SM-G355H Baseband version to AOB1

Before doing the methods, I just want to warn you that , if you don’t read the steps and do something wrong can brick your device. So be careful I'm not responsible for any damage

How to Install LineageOS 13 on Galaxy Core 2

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  1. Download the LineageOS rom file, gapps and place it to external storage.(scroll down to download section below)
  2. Turn off the phone and boot into recovery mode . ( Press and Hold Power+Home+Volume Up )
  3. After entering TWRP mode tap on Wipe then select system, dalvick, data, cache and swipe to wipe.
  4. When wiping process finished, tap ln Install and choose the Rom you downloaded
  5. After installation, Reboot your Phone. Be patient first boot will takes upto 10 min or more.
  6. If you want google services like playstore, you need to install the gapps.
  7. Again boot your Phone to recovery mode.
  8. Select Install zip from sdcard and choose the Gapps you downloaded

Reboot your Phone and Enjoy Lollipop on your Samsung Galaxy Core 2 . If your device stuck in boot loop then restore your backup from TWRP recovery. If your fogot to take Backup then follow this guide 5 Steps to Install Stock Firmware on Samsung devices using Odin


ViperOS 3.1.1 Nougat 7.1.2 Rom zip - link here

fix performance issue - link here

fix audio recording - link here

Nougat GAPPS - Link here

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