Upgrade Assistant for Android will let you check if your device is capable of running the latest Android firmware. If it is, you will be able to update your device to the latest firmware.

The best part of this tool is that it is completely free. There are no in-app purchases, no advertisements, and no hidden costs.

How to use this tool?

First, download this tool from Google Play.

Next, open the tool and press the Start button.

Your device will be checked for its current firmware version.

If it is the latest version, you will be notified that you can update your device.