You can extend UI5 applications that are either remote or in Web IDE. To create a new Extension project, you should have an application remotely or on IDE.
Step 1 − To create a new Project, go to File → Extension Project.
Step 2 − Select the Workspace to select the desired SAP Fiori application that you want to use as your original application.
Step 3 − When you select an application, Extension Project Name field is populated with the name of the original application with the suffix extension. You can change this name → Next
Step 4 − If necessary, select the Open extension project in extensibility pane checkbox to automatically open the extensibility pane after the project is generated.
Step 5 − Click Finish.
Similarly, you can also extend applications that reside in SAP HANA Cloud platform. Follow the steps given below.
Step 1 − To create a new Project, go to File → Extension Project.
Step 2 − Select the start → Remote → SAP HANA Cloud Platform → Select Application from SAP HANA Cloud Platform dialog box.
Step 3 − In the next window, you have to enter SAP HANA Cloud Platform account, user name, and password.
Step 4 − Select Get Applications and search for the application that you want to extend.
Step 5 − Select the desired application → OK. The Extension Project Name field is automatically populated in the wizard. If necessary, you can edit this name.
Step 6 − Click Next. Choose Finish to confirm and create your extension project.