n8n: Gmail - Send a message

Prerequisite

• Create - Google OAuth2 API
• Enable - Gmail API
• Credential - Gmail Account

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

4) Form Title: New Mail

5) Add Form Element

Field Name: To
Element Type: Email
Required Field: Enable

6) Add Form Element

Field Name: Subject
Element Type: Text
Required Field: Enable

7) Add Form Element

Field Name: Message
Element Type: Textarea
Required Field: Enable

8) Click - Execute step (1)

9) Fill form
10) Click - Submit
11) Close

12) Click - X (or press "esc" on keyboard)

13) Click - + (1)
14) Search - Gmail (2)
15) Click - Gmail (3)

16) Search - send (1)
17) Click - Send a message (2)

18) Choose - Gmail account (1)
19) Drag - To > To (2)
20) Drag - Subject > Subject (3)
21) Drag - Message > Message (4)
22) Click - Back to canvas (5)

23) Click - Save (1)
24) Click - Execute workflow (2)

25) Fill form
26) Click - Submit (1)

27) Check Email
28) Completed