If TCP/UDP points in Network fails, that's mean you have TCP/UDP traffic blocked. This may be due to several reasons. Please, try these recommendations:
  1. Disable Windows Firewall (Control Panel \ System and Security \ Windows Defender Firewall);
  2. Disable the firewall of your antivirus;
  3. Check the network settings of your provider and / or your corporate network, try to contact the provider technical support service or your system administrator for help, indicate that the following ports are required for the application to work:
Ports:
443/TCP
80/TCP
3478/UDP
3478/TCP
49152-65535/UDP

IP Addresses:

89.208.84.139

85.192.34.250

51.137.106.98

51.137.104.56

15.161.212.51

15.161.62.140

157.175.53.146

15.185.64.58

35.246.242.157

35.246.209.211

188.128.30.79

81.177.100.135

158.101.231.25

158.101.228.43


An alternative could be to use another Internet connection, without restrictions on the transmission of UDP traffic.