If the Internet LED is off, can you open the 192.168.1.1?

http://forum.tp-link.com/showthread.php?103674-Archer-VR2800-drops-internet-connection-multiple-times-a-day-but-maintains-local-network-connection In this post, an advice from TPLink is disabling the...

It seems this problem has impacted many routers.Many guys are talking about that. I am not sure but maybe you D5 is also the same

I have known many guys facing the same issue as you. TPlink says they will solve it at the next official firmware

check you WAN ip, it should be a Public IP address. Many ISP do not offer Public IPV4 address as the IPV4 address is run out.

Some one says the android 7.1/8/8.1 crash the router, maybe we need also to keep an eye on android update at Jan?