title: specify the number of columns in Crystal reports
body: <p>I'm trying to set Multiple columns in my crystal report detail section.i need at least three columns but it always gives me just two columns.how can i specify the number of columns</p>
  
  <p>In my detail section i have checked "Format with multiple columns" and in the lay out tab
  Detail size: width- 2.5
  Gap between Details: horizontal - 0.5</p>
  
  <p>This report is used as a subreport</p>
  
  <p><img src="https://i.stack.imgur.com/W05HM.png" alt="enter image description here"></p>