Function formatDuration

public/js/transferProgress.js:38–43

(ms)

}

function formatDuration(ms) {
  const total = Math.max(0, Math.floor(ms / 1000));
  const m = Math.floor(total / 60);
  const s = total % 60;
  return `${m}:${String(s).padStart(2, '0')}`;
}

function readStoredSpeed() {
  try {