# C1.Schedule.ActionCollection.UpdateAll

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<h1 id="C1_Schedule_ActionCollection_UpdateAll_" data-uid="C1.Schedule.ActionCollection.UpdateAll*">UpdateAll Method
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<h4 id="C1_Schedule_ActionCollection_UpdateAll" data-uid="C1.Schedule.ActionCollection.UpdateAll">UpdateAll()</h4>
<div class="markdown level1 summary"><p>Updates all actions.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public void UpdateAll()</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Sub UpdateAll()</code></pre>
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<h5 id="C1_Schedule_ActionCollection_UpdateAll_remarks">Remarks</h5>
<div class="markdown level1 remarks"><p>This method unregisters all wait handles and re-creates them again honoring changes in system time or parent appointment properties.</p>
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