I have Deco-P9 mesh wifi at home with ZTE MC801A 5G modem. In order to use the modem from same family, I decide to replace with Deco X50-5G. However, speed it very bad. I can get 300 bps with ZTE but

Hi, Deco M5 has very slow WiFi connection. I am connecting main Deco, which is connected to Internet with cable. If I connect cable to my Mac, I can see 120 mBit/s however, WiFi connectin of Deco give