Ubuntu – How to select antenna with Intel wifi driver

18.04iwlwifinetwork-managerwireless

This question and answer
Low Wi-Fi signal in HP laptop with Ubuntu 16.04 explains how to solve a wifi weak signal problem by selecting the antenna in the case of a Realtek network adapter. Is there any way to do the same with the Intel adapter with the iwlwifi driver?

Best Answer

  • Some Linux drivers have a setable parameter to prefer antenna 1 vs. antenna 2. Your driver, iwlwifi, does not. I suggest that you check to see that both antenna wires are firmly snapped in place.

    enter image description here

    In this example, they are identified as Main and Aux.