To start developing with Android N APIs, you need to install the Android N Preview SDK in Android Studio as follows:
1.While still viewing the Updates panel (step 4 from above), select the Automatically check updates for Android SDK check box and select Preview Channel from the drop-down list.
2.Click Check Now.
3.In the left panel, select Appearance & Behavior > System Settings > Android SDK.
4.Click the SDK Platforms tab, then select the Android N Preview check box.
5.Click the SDK Tools tab, then select the Android SDK Build Tools, Android SDK Platform-Tools, and Android SDK Tools check boxes.
6.Click OK, then accept the licensing agreements for any packages that need to be installed.