I just updated my store's BK-9 with the 1.05 and all went well. The website says it might take 20 minutes but it only took about 2 minutes. I checked at the RolandUS website and they don't have the update yet. Thanks for the link.
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George Kaye
Kaye's Music Scene (Closed after 51 years)
West Hills, California
(Retired 2021)