Hi tsakumar81,
Please follow the below step to add the Table to EDMX.
Once the new Table is ready in the database, follow the below step to add the Table to EDMX.
1. In Visual Studio, open your project in the Solution Explorer and double click on the EDMX file to open it.
2. Right click on the designer surface of the EDMX model.
3. Select Update Model from Database option from the context menu.
4. In the Update Wizard, go to the Add tab.
6. Expand the Tables and select (check) the new table CheckBox.
7. Click Finish to update the model.
After Finish, you will see the new Table in the Entity Framework designer.
8. Finally, Save the EDMX file and Rebuild your project.
