This error message means that no device on the network has responded to the name that you have entered.
If you want to get connected as quickly as possible, use an IP address instead of a network name. You can return to this page later to try the network name once you know that FileBrowser will connect.
C:\Users\John Smith>ping computer3
Pinging computer3.stratospherix.com [192.168.1.3] with 32 bytes of data:
In this example "computer3.stratospherix.com" should be entered into the "Computer Name" field.