Update Galaxy S4 I9500 to CM13 Android 6.0.1 Marshmallow Custom Firmware

These are the instructions on how to update Galaxy S4 I9500 to Android 6.0.1 Marshmallow. The latest and unofficial version of CM13 custom ROM is now available for these devices which is based on Android 6.0.1 Marshmallow. After installing this custom ROM you’ll get full Android Marshmallow features such as Doze mode and per app permissions. Galaxy S4 users have installed and tested this custom firmware and found it brilliantly fast, smooth and very stable without any bugs or missing features.

If you are interested to install this ROM then go ahead and follow the given instructions to install Android 6.0.1 CM13 on Galaxy S4 I9500 Marshmallow Custom Firmware. All you need to have your device rooted and the latest version of a custom recovery like (ClockworkMod recovery / TWRP recovery) already installed on your Galaxy S4 in order to flash the CM13 custom ROM and Google Apps package.


This guide containing the CM13 Android 6.0.1 Marshmallow custom ROM is working with the Galaxy S4. Do not try to install this ROM on any other device, or your device might get bricked.


AndroidXDA.net will not be held responsible for any kind of damage occurred to your Galaxy S4 during or after the installation of CM13 Custom Firmware. Proceed at your own risk.

Before Getting Started:

  • Make sure that the battery level of your Galaxy S4 is at least about 80% before proceeding to the installation guide.
  • Download and install proper USB Drivers for the S4 on PC.
  • It is highly recommended to take a proper back up of your important data and settings on the phone using a custom recovery such as CWM or TWRP. In case anything goes wrong then you’ll be able to restore your data.
  • Enable USB Debugging Mode on S4 from Settings > Developer Options.
  • The Galaxy S4 should be rooted with the latest version of CWM or TWRP recovery installed.
  • The bootloader of your phone should be unlocked.

Required Files:

Steps To Install Android 6.0.1 CM13 Marshmallow on Samsung Galaxy S4 I9500:

Here we have given a step-by-step guide on how to install Android 6.0.1 Marshmallow based CM13 custom ROM on Galaxy S4 I9500.

Step No 1:- First, download the CM13 Android 6.0.1 custom ROM (cm-13.0-20160101-UNOFFICIAL-GearCM-i9500.zip) and Google Apps package from the above links on the desktop of your PC. Do not extract these files.

Step No 2:- Now, connect your Galaxy S4 to the PC using its USB data cable.

Step No 3:- Move the CM13 firmware and Google Apps zipped files to the root folder of SD card on your phone.

Step No 4:- Now, disconnect the device from the PC and turn it OFF in order to boot into Recovery Mode.

Step No 5:- Turn ON the Galaxy S4 while pressing and holding Volume Up + Home + Power keys at the same time for a while until the device enters into Recovery Mode.

Step No 6:- Go back to the main recovery menu and perform a full data wipe. This includes Dalvik cache, Cache, System, Factory data reset.

Step No 7:- Go back the main Recovery menu and choose install zip from sdcard > choose zip from sdcard.

Step No 8:- Find the ROM file that you’ve already transferred to the root folder of your SD Card in Step No 3. Select the CM13 ROM .zip file and proceed the installation process.

Step No 9:- Once the ROM is successfully installed on your Galaxy S4, install Google Apps package by following the same procedure as given above.

Step No 10:- After the installation of CM13 Android 6.0.1 Marshmallow custom ROM and Google Apps, select reboot system now to reboot the Galaxy S4.

It will take about 5 minutes to boots up for the first time after installing ROM on your phone.

That’s All! You have successfully updated Galaxy S4 to the latest Android 6.0.1 Marshmallow with CM13 custom ROM.

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