Fujifilm X100VI firmware v1.21

Fujifilm · First seen Jul 4, 2026

v1.21 is not the latest firmware for the Fujifilm X100VI: the current version is v1.31 (July 26, 2025). Go to v1.31

What's in this update

The firmware update Ver.1.21 from Ver​.1.20 incorporates the following issues:

  • The lens shutter movement count is reduced by modifying the open/close control of the lens shutter.

The lens shutter does not move at the following operations, so that lens shutter open/close movement count will be reduced.

  • At changing the mode/menu to “Playback mode”, to the “Setup menu” or to “USB mode”
  • At connecting to application software, at switching the view angle in movie mode or at switching between still and movie modes
  • A firmware bug is fixed that the settings will not be renewed in “CUSTOM SETTING” after camera is turned off and on when you save the following settings in “EDIT/SAVE CUSTOM SETTING”, [Settings]
  • “ISO SETTING”
  • Some of the “AUDIO SETTINGS” (ex. “MIC JACK SETTING”, “INTERNAL MIC LEVEL ADJUSTMENT”, “EXTERNAL MIC LEVEL ADJUSTMENT”, e​tc.)
  • A firmware bug is fixed that the camera does not turn on even if the power lever is on when a specific SD memory card is inserted.
  • A firmware bug is fixed that the “WRITE ERROR” occurs in rare cases after shooting when using specific SD memory cards.
  • Other minor bugs are also fixed.

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Other versions for this product

See the full firmware history for the X100VI