How to send email form Unity3d and C# using gmail

Here are the 7 steps guide to send an email from your unity game using Gmail service. With gamil mail service you can send email in unity3d.

Steps for Gmail Account:

1. Login to Gmail Account
2. Go to at this location https://myaccount.google.com/security
3. Go to the Less secure app access section and Turn on Allow less secure app access (see image below)

Steps for Unity

4. Create a Unity project (or in your existing project) Make a script with SendEmail name and Copy Below code.
5. Attach the script with any game-object in your hierarchy.
6. Provide the credential in the inspector in the script (like your account and password and receiver account, message body, etc)
7. Run the game, it will send the email to the desired address in the start function

Note: If your system is behind a proxy then, email may not be sent and throw an exception. 

Learn More: How unity calls it MonoBehaviour events like update?