Where can I get the latest OS update utility for Engine? October 11, 2020 12:52 For Mac, Windows and Linux, you can always find the latest Teensy loader application on the PJRC website here: Teensy Loader Related articles What switches (buttons) are used on Engine, or where can I get replacements? Do you take pre orders or have a waiting list? Using an LFO in a CTRL type pattern How do I replace the fuse in Engine? When will the CV expansion for Engine be available?