Upgrade to Marshmallow v3.0 Apk This App detects your smartphone/tablet specifications and update it to a new version of OS firmware.
This application is capable test your device and determine if it is capable to run the most recent firmware. If your smartphone will be compatible, it will upgrade to marshmallow version automatically.
Now you can have new experience with Marshmallow Upgrade.
Upgrade to Marshmallow v3.0 Apk