Download Xperia Z2 Marshmallow Update ROM [How To]

It’s true that the Sony will release Android 6.0 Marshmallow update for Xperia Z2 smartphone. The Android 5.0.2 Lollipop was the last Android OS update which was aired by Sony and now there is no news regarding Marshmallow updates for the same. Indeed, it’s the most disappointing news for the Xperia Z2 owners, but there are other ways to update Xperia Z2 to Marshmallow. One can have Marshmallow UI by installing Android 6.0 Marshmallow Launchers and Marshmallow Stock apps, but if you want the complete Marshmallow features then you need to go with Marshmallow Custom ROM for Xperia Z2.

Download Xperia Z2 Marshmallow Update ROM [How To]

The most popular AOSP ROM has brought Marshmallow update for Xperia Z2 and it’s the most stable to go with everyday usage. So, if you are interested to update Xperia Z2 to Android 6.0 Marshmallow, then follow the below mentioned procedure. Here, we will be providing step-by-step process on How to download Xperia Z2 Marshmallow Update ROM and install it. Please make sure that you follow the below guide properly without leaving any of the steps behind. Let’s get started!


  • You do have to charge your device battery up to 70 – 80%.
  • Please check that your Xperia Z2 bootloader must be in an unlocked state.
  • Sony Xperia Z2 must be rooted and possess any Custom Recovery.
  • Take a backup of your important stuff.
  • Install “Sony Xperia Z2 USB Drivers” on your system.

Download Xperia Z2 Marshmallow Update ROM Files

Make sure that ‘Sirius Boot Image’ and ‘Boot.img’ from ROM are completely different so have a proper naming convention to differentiate. Once you have download all the files, put them into one folder and place it on your desktop.

How to Update Xperia Z2 to Marshmallow ROM

Step 1: Connect your Xperia Z2 to your Computer with the help of USB cord.

Step 2: Copy the downloaded OTA and Gapps files to root directory (internal storage) of your Xperia Z2.

Step 3: Now, navigate to the folder created earlier and open the command prompt there. To do so:

  • Press and hold “Shift Key” and press “Mouse Right-Click”, sub-menu will opens-up and from there, choose the option “Open command window here“.

Step 4: Then, type the following command in the command prompt to make sure that your Xperia Z2 is successfully detected.

  • adb devices

Once you type the above command, you’ll get a pop-up on your smartphone saying “The Computer’s RSA Key Fingerprint is?” and you need accept it (Give “OK”).

Step 5: Further, you need to reboot your Xperia Z2 into bootloader mode and for that you need to type the following command.

  • adb reboot bootloader

Step 6: Once your device is successfully entered into the bootloader mode, start flashing files in the below order to update Xperia Z2 to Android 6.0 Marshmallow.

  • fastboot flash boot sirius_boot.img
  • adb reboot recovery

Step 7: Once you are into recovery mode, do “wipe data/factory reset“, “wipe cache partition”, and “Wipe Dalvik Cache”. Once wiping is completed, again boot your device to bootloader mode.

Step 8: Now, you need to flash system files using the following commands.

  • fastboot flash boot boot.img
  • fastboot flash system system.img
  • fastboot flash boot sirius_boot.img
  • adb reboot recovery

Step 8: From the recovery mode, Select “install zip from SD card” option > “choose zip from SD card” > select “ROM_OTA_Update” package > select “OK”.

Step 9: Similarly, you can install ‘Marshmallow Gapps’. Once flashing is completed again go back to bootloader mode to flash ‘Boot.img’ file.

  • fastboot flash boot boot.img
  • adb reboot

Step 10: Finally, you will have the new Marshmallow OS installed on your Xperia Z2. (Note: Your device will take 5 – 10 minutes to boot up for the first time.)

So, these are the steps to get Android 6.0 Marshmallow Update on Xperia Z2. In case, if you have any queries or issues in following any of the steps then please let us know via comments. [Via]