le="color: #800000">&gt;</span>
<span style="color: #000000">  );</span>
<span style="color: #000000">};</span>
</code></pre>
					<p>Update video preferences whenever there are changes to active speakers, as described in the above <a href="#javascript-sdk-implementation-3">JavaScript SDK Implementation</a>.</p>
					<p>For layouts where different users feature different videos, the <code>SimulcastUplinkPolicy</code> and <code>VideoPriorityBasedPolicy</code> are recommended. The <code>SimulcastUplinkPolicy<