When trying to attract a Kinglet, what is the crucial takeaway regarding feeder setup?

Answer

Shift the feeder's content, though proximity to cover is beneficial

The crucial takeaway is to shift the feeder's content to fat and protein sources; while location matters, the primary focus should be the content.

When trying to attract a Kinglet, what is the crucial takeaway regarding feeder setup?
behaviorbirdwildlifefeederKinglet