hi guys, about the wifi disconnect problem, i think maybe it's hardware problem, suggest you contact with tp-link support by email, there are so many posts here, so maybe this one was ignored.

there is not time setting, if you enabled the IP/MAC filter, the IP/MAC you entered will be blocked forever ， i think it can't full fill your requirement .

what's the download speed? how many clients connected to the TD-VG3631?

Empty the Authentication Realm to have a try. :)

for that case,then the configuration of the router depends on the modem type. You may refer to http://www.tp-link.com/en/article/?faqid=138

Try to change the MTU size on the TP-LINK. Go to Network-->WAN-->MTU.Change the default 1480 to 1440. Sometimes update the firmware can solve this problem. Go to TP-LINK websites to download and...