I feel like macOS asks me about Siri and privacy at login after every major update, with an unskippable setup window, but at least after account creation. Open

I feel like macOS asks me about Siri and privacy at login after every major update, with an unskippable setup window, but at least after account creation. Open System Preferences > Siri and disable Ask Siri. You can edit the Touch Bar via a menu in Finder.