Can't setup Bigpond.com email on Big Sur?

Hello GemmaGorge,

Thank you for posting in Apple Support Communities. It sounds like you're unable to add your email address to your Mac. We'll be glad to take a closer look into this.

What happens when you follow these steps to add your email account? Add or remove email accounts in Mail on Mac

You may need to gather the server settings from your mail provider. To get help with this, contact your mail provider.

Depending on your mail account, you may be able to retrieve the server settings using this link: Mail - Official Apple Support

Have a great day!

GemmaGeorge

Does your email address end in @telstra.com or @ telstra.net.au ?

Can you login to Telstra Webmail to check that it is working ?

Are you using the NBN broadband ? Is this a recent connection to NBN ?

What email client are you using ? Apple Mail or Thunderbird etc.

Were you using IMAP or POP.