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Home Forums Products Stompboxes H9 won’t update to 5.8 Reply To: H9 won’t update to 5.8


Forget the Bluetooth update, it has never worked!

Try it via USB-cable.



tomcouture wrote:
Every time I try to upgrade my H9 max to the latest firmware I get a communication error (see photo). I’ve factory reset the unit twice and the same message appears. I’ve tried upgrading from two diff phones as well :-/ any idea what’s going on?