If you start the reader but get connection trouble you may need to add a firewall exception. Each firewall can be different but with certain information it shouldn't be difficult to add an exception.
The ports that Quill software uses are 8081 to 8090. This means that you will need to add exceptions for at least one of these ports.
You may also need to authorise the program or sometimes called app in your firewall. Below is a video detialing how to do this on a Windows machine running the Windows Defender firewall.
Adding Firewall Rules