How to use Google SMPT server if you have 2-Step-Verification and are seeing a "password incorrect" error? 
Step 1. Sign in to your Google Admin console
Step 2. From the Admin console Home page, go to Security
Step 3. On the "Signing in to Google" panel, choose App Passwords. Please note, if you don’t see this option:
2-Step Verification is not set up for your account
2-Step Verification is set up for security keys only
Your account is through work, school, or other organization
You’ve turned on Advanced Protection for your account
Step 4. Select the application and device you want to access (You can select ‘’other’’ and name it ‘’Mail Me’’)
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Step 5. Copy the password, go back to the SMTP server configurations and enter it in the ‘’Password field’’
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