title: Excel: how to insert a hyphen for blank rows?
body: <p>I know you can insert a hyphen for a blank cells, but I can't insert a hyphen for multiple cells that are blank. Excel does not seem to have a feature for that, but has one for one blank cell.</p>
  
  <p>Can someone please help me? Any help would be appreciated.</p>
  
  <p><img src="https://i.stack.imgur.com/6Uq7A.png" alt="enter image description here"></p>
  
  <p>(I put the hyphens manually just as an example)</p>