admin https://wpmailsmtp.com/gmail-send-from-alias-wp-mail-smtp/ https://wpmailsmtp.com/how-to-send-wordpress-emails-through-gmail-1-click-setup/
admin STEP1: 安装插件，现用免费版 STEP2: 按照第二个链接，稀里糊涂的配置下来好像是成功了 https://support.google.com/cloud/answer/7454865
admin Congrats, test email was sent successfully! Thank you for trying out WP Mail SMTP. We're on a mission to make sure that your emails actually get delivered. If you find this free plugin useful, please consider giving WP Mail SMTP Pro a try!
admin https://wpmailsmtp.com/docs/how-to-set-up-the-gmail-mailer-in-wp-mail-smtp/#create-app Google Cloud Console. https://console.cloud.google.com/home/dashboard