Big Sur Mail all archives folder

Question

In Big Sur the mail client doesn't show a folder combining archives of all accounts. I'd like to have such a folder and tried creating a smart mailbox for this purpose as I'd successfully done to create an All Junk folder.

Here's the smart mailbox configuration that I thought would work:

However, it throws this error:

Any tips on how I can access an archive across accounts?

Answer 1

With the Mailboxes column showing click the plus sign to the right of the header "Favourites", which appears when hovering the pointer over it.

Then, in the resulting window, select "All Archive" as the Mailbox to add: