Panasonic Lumix LEICA DG 100-400mm F4.0-6.3 II

Panasonic Lumix LEICA DG 100-400mm F4.0-6.3 II firmware

Panasonic Lumix · LEICA DG 100-400mm F4.0-6.3 II · H-RSA100400 · Lens

Latest firmware for the Panasonic Lumix LEICA DG 100-400mm F4.0-6.3 II is v1.1 (May 14, 2025).

Changelog

LEICA DG 100-400mm F4.0-6.3 II firmware changelog

  1. v1.1 first tracked

Firmware history

  1. Version 1.1 Latest Released May 14, 2025 First seen Jul 5, 2026
    Show release notes

    Improved operational ​stability when combine​d with certain cameras of other companies.

    Release notes & download

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