After Android Lollipop, a preview was launched by google for the upcoming version of Android N Preview.
Users curious about new versions of Android would also like to experience the Android N preview.
All the possible methods are given below.

This can only be done if the software update is available or provided by your unit manufacturer.
The updates can also be available on any official site, and you must download and install it.
After downloading the file, you will have to run it, and the installation process should begin.

There are some image files available for some of the devices.
After that, connect your rig to the computer over USB.
Start the gear infastboot modeand then navigate to the unzipped file through folders from the bootloader menu.

After you have found your file, choose the Flash option, and let the Update to be installed.
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