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Boss launches new Version 2 Software update for Katana MkII users
BOSS Tone Studio Editor for the Katana Guitar Amplifier Series - BOSS U.S. Blog
Katana MKII drivers are old, need to upgrade driver? : r/BossKatana
Troubleshoot Katana 50 MK II and Tone Studio - Part Two: after downloading the correct version of the driver and Tone Studio and updating the firmware on the amp and restoring the
BOSS Tone Studio Editor for the Katana Guitar Amplifier Series - BOSS U.S. Blog