HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>hover unbind</title>
  <style>
    body { font-family: sans-serif; padding: 16px; }
    table { border-collapse: collapse; }
    td { border: 1px solid #cbd5e1; padding: 10px 16px; cursor: default; }
    td.hover { background: #bbf7d0; }
    button { margin-top: 12px; padding: 8px 14px; cursor: pointer; }
    #out { margin-top: 10px; color: #047857; font-weight: bold; }
  </style>
</head>
<body>
  <table>
    <tr><td>Row 1</td><td>Row 2</td></tr>
    <tr><td>Row 3</td><td>Row 4</td></tr>
  </table>
  <button type="button" id="remove">Remove hover</button>
  <div id="out">Hover cells, then click Remove hover.</div>
  <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script>
  <script>
    $("td").hover(
      function() { $(this).addClass("hover"); },
      function() { $(this).removeClass("hover"); }
    );
    $("#remove").on("click", function() {
      $("td").off("mouseenter mouseleave");
      $("#out").text("Hover removed via .off('mouseenter mouseleave').");
    });
  </script>
</body>
</html>

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jQuery .hover() — unbind with .off() (Try It)