Untitled

<!DOCTYPE html>
<html>

  <head>
      <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css"
        rel="stylesheet"
        integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC"
        crossorigin="anonymous">
  </head>

  <body>
    <form>
        <fieldset disabled>
          <div class="form-group">
            <label for="disabledTextInput">Input desativado</label>
            <input type="text" id="disabledTextInput" class="form-control" placeholder="Input desativado">
          </div>
          <div class="form-group">
            <label for="disabledSelect">Menu select desativado</label>
            <select id="disabledSelect" class="form-control">
              <option>Select desativado</option>
            </select>
          </div>
          <div class="form-check">
            <input class="form-check-input" type="checkbox" id="disabledFieldsetCheck" disabled>
            <label class="form-check-label" for="disabledFieldsetCheck">
              Não é possível clicar aqui
            </label>
          </div>
          <button type="submit" class="btn btn-primary">Enviar</button>
        </fieldset>
    </form>
  </body>

</html>