title: Copy paste excel data into Rich text box + remove grid lines
body: <p>I am trying to copy data from an excel sheet into a a rich text box in a Winform .NET project.</p>
  
  <p>Right now there are grid lines are coming up in the rich text box. How do I eliminate the grid lines from the rich text box. </p>
  
  <p>Because I do not want to show the grid lines in the rich text box.</p>
  
  <p>Please help me</p>
  
  <p>Thanks Sandeep</p>