Solved
How can I Import Sample Application to the Composer? Where is the Import/Export?
Import Sample Application
- Start on the Home tab of Composer.
- In the top-right of Composer, click Import/Export.
- Click IMPORT -> From File.
- In the Import From File pop-up, keep the defaults and click Choose File.
- Navigate to the Hello_World_Entities.twx file you previously downloaded.
- Select the Entities file, then click Open.
In the bottom-right of the Import From File pop-up, click the blue Import button.

