I suppose that could be one approach, but i believe most people use sandpaper or a hobby knife (x-acto knife). Commonly followed by other post-processing (e.g. priming, painting)
It’s mainly a visual thing on my pieces, one can hardly feel it when your run your finger over it. I would like to get it a bit smoother, but haven’t been able to get it smoother with slicer settings yet.
Unless the cloud server encounters an error again.