Lenovo recommends Windows.
Looking for laptop and desktop deals? Check out our latest offers page http://www.lenovo.com/ca/en/ for all of the latest deals.
 
Tech Specs
/products/us/laptop/ideapad/u-series/u300s-ultrabook/IdeaPad_U300s_Datasheet_US.pdf /products/us/tech-specs/laptop/ideapad/u-series/u300s/ U300s Tech Specs U300s Tech Specs