"4ware" (pronounced "four ware") is an instrumental by Canadian electronic music producer Deadmau5. It is the first track on his eighth studio album, W:/2016ALBUM/. It was premiered on BBC Radio 1 in an interview with British DJ Pete Tong on November 4, 2016. Despite initial rumours, the song was never officially released as a single. Following the release of W:/2016ALBUM/, "4ware" charted in the US, peaking at 22 on the Billboard Dance/Electronic Digital Songs chart.