New Mac is sending all emails to Spam folder

LewB1 wrote:

New Mac in September 2021, sends all incoming email to spam folder, not Inbox, for all accounts. Any suggestions?

Spam folder or Junk folder? Spam folder would indicate you have a third party spamfiliter installed...

Turn off Junk as a test...

Change preferences in Mail on Mac - Apple Support

If Junk mail is not working for you as expected—

https://support.apple.com/guide/mail/if-junk-mail-filters-arent-working-mlhlp1145/mac

https://support.apple.com/guide/mail/junk-mail-preferences-cpmlprefjunk/mac

https://support.apple.com/guide/mail/reduce-junk-mail-mlhlp1065/mac

Identify and filter junk mail in iCloud - Apple Support

https://support.apple.com/en-in/guide/mail/junk-mail-advanced-settings-cpmlprefjunkadd/mac

https://support.apple.com/en-in/guide/mail/viewing-preferences-cpmlprefview/mac

Mail advanced junk mail settings on Mac - Apple Support

https://support.apple.com/en-in/guide/mail/junk-mail-advanced-settings-cpmlprefjunkadd/mac