Ordering header after removing null Column

I find the belwo workflow which work great - however I would like to order header based on the number of now empty row. can anyone help?

Remove null - works great ! original flow attached

Target - keep ordering after dynamic rename

Accepted answers

Add filter tool here. This method is processing more records hence is bit more slow.

Hope this helps : )

Here is how you can do it.

Workflow:

Hope this helps : )

@atcodedog05 The filter remove null column seems not working ? as I still get some null column in the flow ?

Hence I put a filter after however not sure it is the optimum solution? as the process is relatively "Slow" now

Add filter tool here. This method is processing more records hence is bit more slow.

Hope this helps : )