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For Immediate Release

Firmware Update: V2.20 for Zoom G3n, G3Xn, and B3n

New Firmware V2.20 for G3n, G3Xn, and B3n Multi-Effects Pedals have been released to correct the following issue:


  • EDITOR View of Guitar Lab sometimes cannot be used.
  • USB connection is sometimes disabled after a certain period of time.


Download the G3n firmware v2.20

Download the G3Xn firmware v2.20

Download the B3n firmware v2.20


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