n8n: On form submission

1) Go to n8n website
2) Create workflow
3) Click - Add first step (1)
4) Click - On form submission (2)

5) Fill - Form Title (1)
6) Click - Add Form Element (2)

7) Fill - Field Name (1)
8) Choose - Element Type (2)
9) Toggle - Required Field (3)
10) Click - Add Form Element (4) (if you want)

11) Click - Execute step (1)

14) Fill form
15) Click - Submit
16) Close

17) Click - Back to canvas (or press "esc" on keyboard)