57875: Acronis True Image: E-mail Notifications to Gmail Fail with "Authentication failed"

Last update: 30-01-2020


  1. You set up e-mail notifications to Gmail.
  2. Sending e-mail notifications fails with:
    Authentication failed


  1. In your Gmail settings turn on Access for less secure apps:
  2. In Acronis True Image settings specify in this order:
    1. SMTP server: smtp.gmail.com
    2. Encryption: TLS
    3. Port: 587

    It is important to select the encryption type first, and then specify the port.

  3. In the SMTP authentication section specify your Gmail e-mail address and password.

Click Send test message to check if the e-mail can be delivered successfully.

E-mail notifications should be sent successfully.