Zoom B3n firmware

Firmware history

1. Version 2.20 Latest First seen Jul 10, 2026

   Release notes not published by vendor — see official page.

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2. Version 2.00 Released May 1, 2019 First seen Aug 8, 2026
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   Z2I-3324-03

   Released as​ following bug fixes in May 2019

   1. EDITOR View of Guitar Lab sometimes cannot be used.
   2. USB connection is s​ometimes disabled after a certain period of time.
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3. Version 1.00 Released Apr 1, 2018 First seen Aug 8, 2026
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   Released as following fu​nction update in April 2018

   1. Supports Guitar Lab version3.
   2. Improved the encoder operation.
   3. Added OutputVP that takes over the v​olume setting when switching patches.
   4. Added effects already distributed online.
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