How to get the Android L developer preview on your Nexus 5 or Nexus 7?

You need to get alert before loading a developer preview of Android L. So get ready!

1) Well first in first, this build is not a stable one and it is not recommended for the device you rely on everyday.

2) The loading process is not an easy one as it is not straightforward.

3) You should be able to use command line tools and troubleshooting issues if something goes wrong.

Google has also mentioned warning when loading L on your device; both on download page and the first page you see after L completely boots up.

Okay, now the downloading process and the source.

Download the system image for Nexus 5 or Nexus 7 from Google's developer site which is free.

After downloading the appropriate file, you will need to use the instructions guide here in order to load it. You may find some issues during the installation process. If so you could find help on this helpful site Android Beat.

Finally after the completion of installation process, your device (for instance: Nexus 5) may take about 10 minutes to reboot and you are all ready to go.