Download & Install CM13 ROM On LG G3 Beat (G3S) Marshmallow Android 6.0

In this guide, you will learn How to Safely download & Flash / Install Nightly CM13 ROM On LG G3 Beat / LG G3S Codename Jagnm Android 6.0 Marshmallow.The installation process is very simple and easy.You have to Flash the Nightly CyanogenMod 13 ROM Zip and Gapps via TWRP recovery.By flashing the ROM you can update your device to Android 6.0 Marshmallow.

The LG G3S / G3 Beat is a 1.5 years old phone now.It was released in July 2014.So It is very unlike that LG G3 Beat / G3s beat will get the Nightly Marshmallow Update.We have to wait for Nightly Confirmation.But thanks to CyanogenMod 13 (CM13) ROM users can test Android Marshmallow 6.0 on LG G3 Beat.If you are an LG G3 Beat / G3S user and want to Install Android Marshmallow 6.0 ROM with Some Extra Added features then this CyanogenMod 13 a.k.a CM13 is perfect for you.

This CyanogenMod 13 is a Nightly ROM developed by Team CM and based on Android Marshmallow 6.0, so it is safe to use.But remember this is a nightly build so you will receive updates every day.You can use this one as your daily driver.Don’t worry we will be Sharing direct download links with step b step guide on How To Download and Install Nightly CM13 ROM On LG G3 Beat / G3S

Make sure your device is rooted and have a custom recovery like TWRP.Here we will be using TWRP To Flash the ROM.

Warning: will not be held responsible for any kind of damage occurred to your LG G3 Beat / G3S while following this tutorial.Do it at your own risk.

→ This ROM is only For LG G3 Beat / G3, so don’t try on other models.


→ Take a proper Nandroid Backup via TWRP Recovery First

1.Your device must have a custom recovery (TWRP) to install CM13 ROM in it.


└download the latest built according to date
Download Gapps for android Marshmallow 6.0.

How to Flash / Install Nightly CM13 ROM On LG G3 Beat / G3S

Official CM13 ROM On LG G3 Beat

→ Read the Pre-Requirement Section carefully

  • Download Both CM13 and Gapps Zip file from the download section above
  • Connect your device with Your Pc via USB cable
  • Transfer both downloaded Zip files to the internal memory of LG G3 Beat
  • Now reboot your device to Recovery mode
  • Now follow this guide to Flash Nightly CM13 ROM On LG G3 Beat (Gapps Flashing guide is also there)–>>How to Install CM13 (CyanogenMod 13) Via TWRP Recovery

→ If you want to enable root access on CyanogenMod 13 then follow this guide–>>How to Enable Root Access on CM13

If you have any questions related to this post feel free to ask in the comment section.

Dibyashree Sharma
Dibyashree Sharma
Editorial Leader
Dibyashree Sharma graduated in Computer Science from NIT Rourkela. For the past eight years, she has been blogging about Android, which she is really passionate about. She has built a good reputation as a reliable source. Away from the digital sphere, Dibyashree enjoys playing tennis, a sport she is as passionate about as she is about technology.

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