In one aspect, a device may include at least one processor and storage accessible to the at least one processor. The storage may include instructions executable by the at least one processor to determine an operative microphone of the device from among plural available microphones and take one or more actions at the first device based on determining the operative microphone. The one or more actions may include, for example, presenting an indication at the device that a first microphone is the operative microphone, and/or switching the operative microphone from one available microphone to another available microphone at which audible input is already being received.