@Kevin_Z 1. Yep, it still shows connection. Yes, they can. Ping: 2. Only 1 device - PC(TP-LINK Archer T4U), but i can also connect my smartphone and it'll experience the same drops. 3. Already tried,...

Hi, after update my router firmware on Archer A6(RU)_V2_200508 build, that led to Network drops, but only for 5GHZ signals. The network works fine on 2.4GHZ signals. Btw, all worked perfectly on...