Firewall contra NAS

Hey

Unabe to acces my NAS on my network if firewall is enabled. If firewall is disabled no problem.
Please help me find the way through the settings that allows me to use the firewall and acces the NAS at the same time. 

Best regards Carsten

Hi Carsten,
We understand that something like this can really be disturbing, but we shall resolve this issue quick. Please enable the file and printer sharing on your AVG Firewall to resolve the issue. Take a look at this article for steps to enable the file and printer sharing: http://avgread.me/1FaBjq7
Please feel free to contact us for further assistance with AVG.
Thank you for understanding