Panasonic Lumix LUMIX S 18mm F1.8 firmware v2.0

Panasonic Lumix · Released Oct 20, 2025 · First seen Jul 5, 2026

v2.0 is the latest firmware for the Panasonic Lumix LUMIX S 18mm F1.8, released October 20, 2025.

What's in this update

When set to AF mode, pr​eferred functions can now be assigned to the focus ring.

  • Compatible models as of Oct. 20, 2025: DC-S1RM2, DC-S1M2, DC-S1M2ES, DC-S5M2, DC-S5M2X, DC-S9 The rotation direction of the focus ring can now be selected accordin​g to your preference.
  • Compatible models as of Oct. 20, 2025: DC-S1RM2, DC-S1M2, DC-S1M2ES, DC-S5M2, DC-S5M2X, DC-S9

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