Google on Wednesday (21 March) announced the first developer preview of its next Android operating system version. Over the next few months it will be releasing updates to the developer preview, before rolling out the final version of the software in third quarter.
Google promises to provide more details about Android O at its annual I/O conference in May. As with any new operating system, the Android O also brings significant upgrade over the current Nougat version.
Google says the main priority in Android O is battery life improvement of an Android device as well as performance, for which it has added automatic limits on apps. Other key elements of Android O are notification channels, which are app-defined categories for notification content, autofill app, picture-in-picture display, adaptive icons and more.
If you want to experience the pre-release version of Android O, which is now available in the form of developer preview, consider manually flashing the factory images available for the compatible devices using the guide below.
The first preview of Android O is compatible with Nexus 5X, 6P, Nexus Player, Pixel, Pixel XL and Pixel C.
To download and install factory image on your Pixel/Nexus smartphone, you will need the latest fastboot tool, which can be obtained either from Android SDK platform-tools package or, from a compiled version of Android Open Source Project.
Also, note that system image will delete all data of the device. Therefore, do not forget to create a backup, before jumping to the installation guide.