Panasonic Announces New Updates for its
LUMIX S Series Camera Firmware and LUMIX Flow App

Sydney, November 26, 2025: Panasonic has introduced a series of new firmware updates for its full-frame mirrorless LUMIX S1RII, S1II and S1IIE, aimed at improving the S Series hybrid shooting experience and enhancing functionality. In conjunction with the camera firmware update, an update for the LUMIX Flow app will also be released.

All updates will be available from November 27^th, 2025 via the LUMIX Global Customer Support website and app stores.

User feedback has played a key role in shaping this update, which includes optimised thermal management, addition of a MP4(Lite) recording option, and UI improvements. With input from the LUMIX community, Panasonic has further refined the shooting and workflow experience. The company remains dedicated to supporting creators with ongoing firmware updates and product enhancements.

LUMIX S1RII Firmware Ver. 1.3 / S1II Ver. 1.2 / S1IIE Ver. 1.2 Updates
Improved Thermal Control Algorithm for Longer Recording Time:

• The thermal control algorithm has been improved, so that recording time is less impacted by environmental factors.

Addition of Lower-Speed Option for SH Burst Shooting:

• A lower-speed option has been added to SH Burst shooting, including pre-burst shootingⁱ.

AF Improvements:

• Auto-recognition frames for just the main subject can now be set for display while using autofocus.
• AF frame display for human eye recognition can be set to 'rectangular' while using autofocus.
• Enhanced tracking AF stability through algorithm improvements.

Added Video Features:

• The option for the low-bitrate video format "MP4(Lite)" can now be selected.
  *3.8K (3840x2560) 29.97p/25.00p 50Mbps

Improved compatibility:

• Compatibility with the LUMIX S 100-500mm F5-7.1 O.I.S. interchangeable lens (S-R100500) and teleconverter (DMW-STC14/STC20) has been improved.

Support for LUMIX Smartphone App, LUMIX Flow Ver.1.4:

• External monitor function allows the user to apply LUTs to live view, displaying multiple frame markers, and showing focus frames.

Other Functionality Improvements and Enhancements:

• An icon indicating that the preview effect is disabled will be displayed on the shooting screen when [Constant Preview] is set to [OFF].
• ISO Auto can be set in the [ISO Displayed Setting] menu in the Custom Menu.
• A bug where the live view quality differed between standby mode and video recording mode when applying false colour has been fixed.
• A 1.6x display option for the Anamorphic Desqueeze Display has been added.
• The base ISO sensitivity is now visible on the ISO sensitivity setting screen when Dual Native ISO is set to AUTO.
• The default setting for functions registered to the sub video rec. button has been changed to “No Setting” in both Photo Mode and Playback Mode.
• The processing time for focus stacking has been improved through algorithm enhancements.
• A menu that displays the live view with the same quality during both standby and video recording modes has been addedⁱⁱ.

LUMIX Smartphone App, LUMIX Flow Ver.1.4:

• Support for LUT view assist - LUT live view is available in the app and can be toggled ON or OFF.
• Support for multiple frame marker display - The same frame markers shown on the camera are output to the app as live view.
• Improved AF frame display in Automatic Detection

For further information please visit www.panasonic.com.au or call 132 600.

RELEASED BY PANASONIC AUSTRALIA

ⁱ S1II and S1RII only
ⁱⁱ S1II only