Most of the time yes, it can be polished and restored to much improved state. Synthetic floors tend to be quite hard-wearing so will stand up to the kind of polishing that will cut through the dirt.
https://tileandstonemedic.co.uk/wp-content/uploads/2013/08/TSM-LOGO-A5LIGHT-011.png00Graemehttps://tileandstonemedic.co.uk/wp-content/uploads/2013/08/TSM-LOGO-A5LIGHT-011.pngGraeme2017-01-13 12:00:442020-10-02 13:31:38My synthetic floor is dull, can it be fixed?