Since Android 4.0 was designed for much slower hardware, the emulator can feel unusually on modern PCs if not configured correctly.
: Use the AVD (Android Virtual Device) Manager to create a new profile targeting Ice Cream Sandwich. android 40 emulator
In the "System Image" step, look for or 15 (Android 4.0 / 4.0.3). You may need to click the "Obsolete" checkbox in the SDK Manager to see these older images. Since Android 4