Antispam Toolbar missing after Norton updated

[mgirons]

In MS Office version of Outlook it anti-span has been removed - see:-

Norton add-on for Outlook 365 has vanished

Detailed description: Until recently I had a Norton add on toolbar in Outlook 365 which I could use to manage my spam emails. This toolboor is now gone. How can I get it back?? Product & version number: Norton 360 platinum, latest version OS details: Windows 11