This is all I know/have: " Many thanks for your valuable reply. Really sorry for that. We just got informed that this is not the first feedback we got about this issue. Engineers are trying to find...

NeoDaemon wrote There is a newer firmware, but it's not hosted on tp-link servers, i don't know the source of it, but i flashed it just fine. (beware, this firmware restores factory defaults) i don't...

stangang wrote If you unplugin the ethernet cable and replugin it to your computer, did the speed come back? Also, this is your network topology? PC1---C2---PC2, I think this issue is related with...

dat0ad wrote I have a theory that when a new client connects wireless and/or wired the router hicups and lan speeds degrade. When I get time I will test theory. new clients is not the issue..... I am...

NeoDaemon wrote i was told this by the technical support by email: It's been only 4-5 hours since i disabled that option and did a reboot, i'll report back if it works or not. Will be interesting to...

Just happened again, file transfer between two PC's was ~1MB/sec. Reboot router, repeat file transfer... wallah ~80/90MB/s /shrugs