To configure extension, you need to fill in only 3 fields: 1) SMTP Connection URI 2) Email Documents collection, and 3) Default FROM address For SMTP Connection URI, use API key details from SendGrid API: smtps://apikey:@smtp.sendgrid.net:465 Your 'username' would be 'apikey'. Only replace the 'password' in hint text with your API Key and the above URI shall work!
You have cash app or a Patreon? I need to give you credit for sharing such a gem. Just giving respect where respect is due. Got to buy you a coffee or something!