Contact Form 7 Checkbox

https://lesbambinsdabord.fr/pre-inscription-formalites/ in the middle of this page there’s checkbox Lundi matin Après-midi, when we receive it in our mail it doesn’t works

—– Here is the form code—-
<p style=”text-align: center;”>Lundi [checkbox checkbox-397 “Matin” “Après-Midi”] Mardi [checkbox checkbox-397 “Matin” “Après-Midi”] Mercredi [checkbox checkbox-397 “Matin” “Après-Midi”] Jeudi [checkbox checkbox-397 “Matin” “Après-Midi”] Vendredi [checkbox checkbox-397 “Matin” “Après-Midi”]</p>

——-Here is the email code——–
<table border=”1″ cellspacing=”0″ cellpadding=”5″>
<tr>
<td></td>
<td>Matin</td><td>Après-midi</td></tr>
[checkbox-397]
</table>

Please help me out