Panasonic Lumix LEICA DG 100-400mm F4.0-6.3 firmware `v1.1`

Panasonic Lumix · Released Feb 8, 2017 · First seen Jul 5, 2026

v1.1 is not the latest firmware for the Panasonic Lumix LEICA DG 100-400mm F4.0-6.3: the current version is v1.5 (October 17, 2023). Go to v1.5

What's in this update

Dual I.S.2 function is available. (Firmware update of Dual I.S.2 compatible model is required. The firmware of the DMC-G80/81/85 should be ver.1.2 or later.) Fixed the instability of Auto Focus when the focus switch set to [5m - ∞], using Olympus Corporation's OM-D E-M1 MarkII.

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Other versions for this product

v1.5
v1.4
v1.3
v1.2

See the full firmware history for the LEICA DG 100-400mm F4.0-6.3