Biological process

down regulation of potassium ion transport, down-regulation of potassium ion transport, downregulation of potassium ion transport, negative regulation of K+ transport, negative regulation of potassium transport

Any process that stops, prevents, or reduces the frequency, rate or extent of the directed movement of potassium ions (K+) into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.

transmembrane conductance regulator activity