I'm new on Meshlab and I'm posting a question about user experience, hoping it doesn't be out of topic here. I'm trying to reduce a polygon count from a 9 million polygon object to 100.000 poly, using ...

be as detailed as possible while describing an issue: which platform are you using (say it also on the subject of the issue) which version of meshlab are you using (e.g. 2020.09 portable. 2020.06 snap ...