<p>Click and drag it to a new location on the timeline. </p>
<h2>To move multiple markers</h2>
<p>Ctrl-click each marker you want to move, then drag one of the selected markers to a new location. All other selected markers will move with it, though bounded by the zero point on the timeline.</p>
<h2>To move both ends of a range at once</h2>
<p><kbdclass="mod1">drag</kbd> one of the range markers (the start or end) and the other will in sync with it.</p>