In the WiFi settings applied to the Smartsuit Pro, the Receiver IP address must be that of the machine you wish to connect the suit to.
To find the IP address of your Windows PC do the following steps:
Open the Command Prompt
Type "ipconfig" and hit enter
At this stage you should see something similar to this:
In the list, locate the adapter you are using to connect to the router, which may be either Ethernet or WiFi.
For that adapter: look for the field IPv4 Address as shown in the screenshot above.
The IP your Windows PC is using is the one mentioned in that line, which in this example is 192.168.3.190.
In order to verify your IP Address on macOS, simply hold the "alt" key on your keyboard and then click on the WiFi icon on your mac status bar. See the image below: