WD MYCLOUD EX2 can't remote access dashboard over the internet

Software Western Digital Dashboard
1

I have tried configure the Cloud Service and Dashboard Cloud
Access but i can’t seem to log in over the internet. I have even open the port forwarding for 80 and 443, plus check on the web the port is open. but once i keying the ISP IP address XXX.XXX.XXX.XXX:80/443 nothing is connected. Please Advice