FYI - Latest Tascam OS Interface Support Listing

[cmaffia]

IF-FW/DMmkII -

Windows - Support up to Windows 10.
Mac - 10.12 Sierra & 10.13 High Sierra says not supported

http://www.tascam.com/support/os/

 

[Jonne B Goode]

Loaded macOS High Sierra 10.13 and the updated Logic Pro X 10.3.2 onto a separate G-Raid HD to test, while keeping my existing setup (Mavericks 10.9.5/Logic Pro X 10.2.2) in place. Have only done mixing with this new setup, but so far, so good.