Home › Forums › Products › Stompboxes › H9 will not Connect to New Macbook Pro Sierra › Reply To: H9 will not Connect to New Macbook Pro Sierra February 4, 2019 at 6:07 pm #151201 batchasMember Seems like this H9 Control App – Mac OSX 10.8+ Version 3.5.4 update messed up everything as nothing works anymore. No bluetooth, no server connection… I lost so much time with this thing not working, It’s insane.
