@Kevin_Z thank you for your reply they have been connected in every possible scenerio to the archer ax 55 they both wired and wireless and in wireless both 2.4ghz and 5ghz accordingly. in the...

@Kevin_Z Thank you for your reply Yes my 3 android device and one ios device getting those speeds from ax55 But my windows device (and 3 other) getting The kbps i am afraid My isp modem is another...

ı am just too tired.. ı am en electrical engineer so ı know about modems in general or behaviour of electricty and signals. ı wish ı could say ı know nothing about networking or network aspect of...