We are volunteers willing to help you try to resolve this issue.
Start - Settings - type in --> Firewall - Windows Defender Firewall - on left
Advanced settings
See Custom here :
How to Create Advanced Firewall Rules in the Windows Firewall
https://www.howtogeek.com/112564/how-to-create-...
Just in case you need it Windows Enterprise versions are supported via Microsoft's TechNet (I am there as well).
TechNet - Forums
TechNet - Windows 10 IT Pro - Forums
https://social.technet.microsoft.com/Forums/win...
And of course, MSDN offers Developer Support.
MSDN - Developers
http://msdn.microsoft.com/en-us/dn308572.aspx
MSDN - Developers - Community
http://msdn.microsoft.com/developer-communities...
Please let us know if you need further assistance.