How do I toggle between portrait and landscape?

To switch orientations use the keyboard shortcut ctrl+fn+F11. ctrl+F11. ctrl+F11.

How do I choose a different Android OS version?

Click the next to an emulator's launch button to choose from a list of OS versions.

Can I run more than one app at at time?

You can install additional apps into the emulator using adb or by navigating to the apk using the emulator's browser.

Documentation for: Mac. Show documentation for: Linux | Windows
Documentation for: Windows. Show documentation for: Linux | Mac
Documentation for: Linux. Show documentation for: Mac | Windows