Sprint started rolling out the Android 6.0 Marshmallow update today for its HTC One M9 device. The update brings Marshmallow firmware upgrade along with several other stability improvements and bug fixes. According to the HTC portal, this is a new maintenance release update and should include security patch from December and January. The update comes in the form of an RUU file with .exe extension and weighs over 2 GB. It incorporates some new features from HTC Sense 7.0 as well as the latest AOSP source code.
The software upgrade comes with the build version 3.41.651.4 which is a newer version. It is an upgrade over the old build number 2.11.651.180 which does not contain the Marshmallow update. Hit the download section below for the RUU file. Before you proceed, please confirm the currently loaded firmware version on your device. If it is the same version, there is no need to reload the software. To check the firmware version, navigate to the Home screen then tap All apps > Settings > About and locate the Software version. If your Software number is less than 6.20.651.3, you should proceed with the upgrade.
To upgrade, you can flash the firmware using 3 methods. The one listed below is a full firmware and comes in the form of an official RUU firmware file with .exe extension. Hence, you will need to backup everything before flashing it. The RUU file procedure will perform a clean install. During the upgrade process, the device will reboot multiple times and show software upgrade screens. Visit the installation page for the HTC One M9 device from below for the full tutorial.
The software upgrade available for your HTC One provides the following key enhancements:
-System update to Android 6.0 Marshmallow
-App permissions: lets you define what you want to share and turn permission off anytime.
-Now on Tap: gives you access to additional information whilst on your active screen.
-Smarter power management: Doze, a battery optimization feature.
-Android Security update: improving device on board security.
Download Marshmallow for Sprint HTC One M9
The links are now live. Download the file and follow the link below for the tutorial.
Sprint HTC One (M9) Maintenance Release
→ Download | File: RUU_HIMA_WHL_M60_SENSE70_SPCS_MR_Sprint_WWE_3.41.651.4.exe
If you are wondering how to install this to your Sprint HTC One M9 then take a look at this page – Update HTC One M9 To Android 6.0 Marshmallow Firmware With RUU
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