To deploy a new application to a different environment, you must import the .ZIP file that contains the packaged application to the new environment.
In the header of Dev Studio, click.
Use the Import wizard to import the target .ZIP file. For more information, see Importing rules and data from an archive by using a wizard.
For information about how to swap the database connection pointers to your production database after importing an application to a production environment, see the Pega Platform Upgrade Guide at Deploy Pega Platform.