A:Answer Hi, In the control Panel, there's light, please hold it 3 secs to turn it on and hold again 3 secs to turn it off. Please check this manual https://www.lg.com/us/support/manuals-documents?customerModelCode=LSGL6335D&csSalesCode=LSGL6335D.BBDELGA&category=CT00000303&subcategory=CT10000068. ^Vanessa