RICOH GR IV HDF

The Ricoh GR IV HDF, the soft-highlight GR IV: October 2025 development notice, January 16, 2026 Japanese release, firmware 1.11 and GR WORLD support.

GR firmware log · GR custom firmware

Latest

GR IV firmware 1.11 adds electronic shutter up to 1/16000 second 2026-02-13
GR IV HDF reaches Japan on January 16 after its December announcement 2026-01-16
GR WORLD 1.2 adds GR IV firmware and Image Control tools 2026-01-13
GR IV Monochrome and HDF development confirmed in October 2025-10-21

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