A method for managing operating system executed by an electronic device is provided. The method includes obtaining, by a guest module of the guest operating system, information regarding a guest app executable on the guest operating system, providing, by the guest module, the information regarding the guest app to a host module of the host operating system, providing, by the host module, the information regarding the guest app to an app list creation module of the host operating system, combining, by the app list creation module, information regarding a host app executable on the host operating system and the information regarding the guest app, and outputting, by the app list creation module, an app execution list that includes the combined information.