- Select the gear icon
- Select Manage this domain
From the Main Console menu:
- Select Security
- Select Basic Settings
- Scroll down to Less Secure Apps
- Click link Go to settings for less secure apps
- Click the setting Allow users to manage their access to less secure apps
- Go to My Account
- Go to Connected Apps
- Scroll down to Less Secure Apps
- Switch the slider to turn it to On position
- Open Settings
- Turn on IMAP
- In Enterprise Pro, make sure both boxes are check and use Port 587 and enter the server name "smtp.gmail.com"