How do I open a specific port on AVG 2015

How can I open a specific port on my AVG 2015 firewall? My CRM software is being blocked.

Justin Chojnicki quote "My CRM software is being blocked"…
Justin, Have a look @ these 2 articles…
[1] (https://support.avg.com/SupportArticleView?urlname=Allow-application-in-AVG-Firewall)
[2] (https://support.avg.com/SupportArticleView?urlname=How-to-allow-or-block-all-connection-to-specific-IP-address)
AVG Guru

Justin Chojnicki quote "My CRM software is being blocked"…
Justin, Have a look @ these 2 articles…
[1] (https://support.avg.com/SupportArticleView?urlname=Allow-application-in-AVG-Firewall)
[2] (https://support.avg.com/SupportArticleView?urlname=How-to-allow-or-block-all-connection-to-specific-IP-address)
AVG Guru