Test the pointer media feature with machMedia. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". window.matchMedia("(pointer)").matches = true window.matchMedia("(pointer: fine)").matches = true window.matchMedia("(pointer: coarse)").matches = false window.matchMedia("(pointer: none)").matches = false window.matchMedia("(pointer: Fine)").matches = true window.matchMedia("(pointer: Coarse)").matches = false window.matchMedia("(pointer: None)").matches = false window.matchMedia("(Pointer: fine)").matches = true window.matchMedia("(Pointer: coarse)").matches = false window.matchMedia("(Pointer: none)").matches = false PASS successfullyParsed is true TEST COMPLETE