Android 40: Emulator

: Nox often allows you to create "Multi-Instances" with different Android versions. Check if your version still supports adding a legacy 4.x instance. 4. VirtualBox with Android-x86 (The "Real" Experience)

If you just typed “android 40 emulator” by mistake and actually want or Android 4.4 (KitKat) : android 40 emulator