If you feeling bored with manual reply through Bigpond mail account than you set an Auto reply or also call Autoresponder. For this you don’t need any IT knowledge you can do it your self through Bigpond account with few simple steps that is mention below.
Steps to setup Auto reply on Bigpond webmail account.
• Open your web browser installed in device
• Login Bigpond account through username and password to access Bigpond webmail
• Go setting i.e. left sidebar click on four square Icon
• Go to mail settings
• Find Auto reply Option while scrolling page and navigate it
• Type Your Customize Auto reply message for example (Out of Country)
• You can also set time and date of auto reply
• Save your made changes so that Auto reply start working
• Do test Mail to check auto reply is activated.
If auto reply or auto responder message do not work that contact Bigpond Customer Service Number.

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More Info: https://www.bigpondonlineservice.com/blog/how-to-reset-bigpond-telstrausername-or-email-password/