1. Click on Start the Wizard in the Post SMTP.

2. Write your Name and Email Address in the required field and click Next.

3. Click Next.

4. Select SendGrid and click Next.

5. Go to the SendGrid website. If you are using Sendgrid for the first time just sign up and log in to your account if you are an existing member.

6. Navigate to the settings and click on API keys. Click on Create API Key.

7. Write the name of the key and select Full Access. Click create and view.

8. API key will be generated. Copy that and paste it into the Post SMTP settings. Click Next.

9. Click Next and then click Finish.

10. Click on Send a test mail. Enter the recipient’s email address and click next.

11.

11. You will see a success message.