Still here. I updated the router at the last firmware version and test the connections for 1 month. At the beginning it seems to work: connestion was a bit better (from both the extendeers) but now...

@ falcata: yes, unfortunately @uutomi: 1)yes, i'll try to reboot the router; 2)precisely: i see the router network, i can connect, but sometimes (most of the time) there is no internet. 3) Seems that...

So ,no one can help me?

No. They are both connected to the router.

Model : TL-WA850RE Hardware Version : Not Clear Firmware Version : 1.0.0 Build 20170109 Rel. 58858 ISP : Hey, I bought two extenders TL-WA850RE v4.0 for my internet wifi connection, developed by a...