The form can be found below Settings - Marketing - Newsletter - Newsletter form.
Then embed the link on your homepage as follows:
<iframe src="https://www.1tool.com/crm/index.php/formular_hp/show/32343038">
The form can be found below Settings - Marketing - Newsletter - Newsletter form.
Then embed the link on your homepage as follows:
<iframe src="https://www.1tool.com/crm/index.php/formular_hp/show/32343038">