Hello,
Thank you for reaching out. The support for Lead Form Extensions is currently not available via API. Let us know if you need any additional information.
Regards,
Nikisha Patel, Google Ads API Team
Hello,
We still do not have Lead Form Extensions available via API. I have created a feature request regarding your concern internally within our team. Please keep an eye on our blog post for more updated related to this.
Regards,
Nikisha Patel, Google Ads API Team