在以下安裝路徑找到設定檔
D:\Bitnami\redmine-4.0.4-3\apps\redmine\htdocs\config
configuration.yml
default:
email_delivery:
delivery_method: :smtp
smtp_settings:
tls: true
ssl: true
address: smtp.gmail.com
port: 465
domain: smtp.gmail.com
authentication: :login
user_name: '電子郵件'
password: '郵件密碼'