In order to start creating your test model with the TestResults.io designer you need to first add a SW model to your solution. To do so follow the steps below
Open the Visual Studio Solution Explorer
Right click on the Solution (top node)
Select the TestResults.io context menu
Select the New software version project option
Depending on your license type you will be able to either manually enter the details of the SW version or add a SW version from the TestResults.io portal.
If you have already established a connection with the TestResults.io portal (see Connections chapter for more details) you can add a SW Version from the portal directly to your solution. Once you have select the New software version project option you will be prompted with the following window:
where you will be able to select the desired SW Version from the dropdown lists. Once you have selected the SW Version simply press the Add button.
Once you have successfully added a SW Version to your solution you will it in the Solution Explorer as follows