I've tried to get repeating table headings working on the Libra 2 and never could. I guess the Libra 2 software ignores repeating table headers along with the <tfoot> tag.
I tried with the following...
Code:
<thead>
<tr>
<th></th>
<th></th>
</tr>
</thead>
https://developer.mozilla.org/en-US/.../Element/thead