The Android “platform-tools” is a command line functionality used almost exclusively by app developers. Usually accompanied by the Android SDK Manager, they come in handy for complicated tasks ...

Select Android L Preview (API 20) and Android SDK platform-tools (under Tools), leave the "Extras" Note: If you want to use Hardware acceleration on Intel x86 Emulator image then download Intel ...

Note: Install Android SDK (Android 4.4.2 KitKat) on the computer using the tutorial here. The installation of Android Wear SDK should be only after installing and setting up the main Android SDK.