Thanks for help. it works. Maybe i am blind 😀 .
Hello, this is what i have in the Form tab panel :
<div>[text your-name placeholder "Jméno"]</div>
<div>[email* your-name placeholder “Email”]</div>
<div>[textarea your-name placeholder x1 “Zpráva”]</div>
<div>[submit “Odeslat”]</div>