How to change sender and mail subject of backup email notifications in Plesk?

1. Connect to the server via RDP

2. Open %plesk_dir%admin\share\pmmcli\pmmcli-rc for editing in any text editor (such as Notepad), specify a required sender mailbox and enter the required mail subject by making sure all of the following entries exist:

Note: Replace example@example.com with any desired mailbox

CONFIG_TEXT: # AUTHREQUIRED param of smtpserver
AUTHREQUIRED 0

# smtpserver user name (not required if AUTHREQUIRED=0)
SMTPUSER example@example.com

# Notification mail 'mail-from' parameter
NOTIFICATION_MAIL_FROM 'example@example.com'

# Notification mail 'mail-reply-to' parameter
NOTIFICATION_MAIL_REPLYTO 'example@example.com'

# Backup task notification mail subject
NOTIFICATION_MAIL_SUBJECT_BACKUP 'Backup task notification'

# Restore task notification mail subject
NOTIFICATION_MAIL_SUBJECT_RESTORE 'Restore task notification'

3. Save the changes and close the file

4. Go to Plesk > Tools & Settings > Backup Manager

5. Press on Back Up

6. Check the When a backup task is completed, send a notification email to box and enter a mailbox on which you would like to receive this notification.

7. Press OK

Afterwards, you must wait for the backup to finish and 20 minutes after it have passed in order for the email to be sent out, so that you may check if it will be delivered properly.