Wi-Fi transmit power part 1: Why more is not always better
Updated 27 August 2026: This article was substantially rewritten as part of my CWNE journey. Transmit power is one of those wireless settings that looks simple at first. More power should mean better Wi-Fi, right? Not always. In Wi-Fi, increasing the transmit power of an access point can improve what the client hears from the AP, but that doesn’t automatically improve what the AP hears from the client. Wi-Fi is bidirectional, which means both sides of the conversation matter. ...