It was during this era that tools like Intel HAXM became vital, allowing the emulator to run at near-native speeds by utilizing host CPU features.
Study the first implementation of ViewPager , Fragment , and ActionBar – APIs that modern Android still uses.
If you are actually looking for the software itself, these are the most reliable ways to run older versions of Android:
Unlike the instant-on capabilities of modern snapshots, older emulators took their time. You will be greeted by the classic, shimmering "Android" text logo.