title: Clear all DataGridView selection in all Tabs on Form Load
body: <p>I have <strong>2</strong> Tabs.</p>
  
  <p>Each tab contain a <strong>1</strong> <strong>DataGridView</strong>.</p>
  
  <p>In a Form_Load I putted two functions</p>
  
  <pre><code>dataGridView1.ClearSelection();
  dataGridView2.ClearSelection();
  </code></pre>
  
  <p>But, on form load, work only one, and this one stay in the first active Tab 1.</p>
  
  <p><strong>The question is :</strong> How to clear all <strong>DataGridView</strong> in all tabs on form load ?</p>