Panasonic Firmware updates for LUMIX S1RII, S1II, and S1IIE Cameras Announced

Firmware Update

by Johnnie BehiriJune 23^rd, 2025

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Extensive new firmware updates have been introduced for the LUMIX S1RII, S1IIE, and S1II. These updates aim to enhance the hybrid shooting experience and functionality. The latest firmware updates will be available for free download from Panasonic’s Global Customer Support website on 24 June 2025.

As previously promised by the company, Panasonic is continuing to deliver free firmware updates for their newly announced S1RII, S1II, and S1IIE. (S1II review here, S1II lab test here.) Some of the newly added features might come in useful for many, so let’s take a closer look at what to look for.

LUMIX S1RII firmware version 1.2 updates

Advanced recording formats

• 8.1K / 7.2K (3:2) Open Gate recording and RAW data video can be output via HDMI for external recording.
• ARRI LogC3 will be available using DMW-SFU3A Software Upgrade Key (sold separately), enabling the colours to match ARRI’s digital cinema cameras.
• Supports HEIF recording in 4:2:0 10-bit format.

Improved shooting assistance tools

• Urban Sports recognition will be added to the existing human detection capabilities for eyes, faces, and bodies, capturing dynamic movements like breakdancing, skateboarding, and parkour.
• The frame aspect ratio options will be expanded from 10 to 17 and enable simultaneous display of up to three frames.
• Focus stacking function introduces the ability to synthesise images taken at multiple focus positions to produce a single image with deep depth of field and sharpness throughout.

Wxpended workflow capabilities

• Direct transfers from the CFexpress Type B or SD memory card to an external SSD can be made, providing more workflow options and flexibility.
• Supports recording proxy files to the internal memory card during HDMI RAW video data output.
• Supports data transfer via Wi-Fi and wired LAN (USB-LAN conversion) with Capture One.
• Compatible with timecode synchronisation via Bluetooth®.
• Connectivity with UVC/UAC devices is supported.
• Compatible with Bluetooth connectivity with DJI’s gimbals. (Compatible models as of June 2025: RS 4 Mini)
• HLG View Assist will be available for gradation and exposure checks on the camera’s monitor or viewfinder, as well as on external monitors that do not support HLG.

Enhanced customization

• The focus ring can be used as a control ring, enabling assignment of key functions. Additionally, the focus rotation direction can be selected in MF mode. (Compatible lens models as of May 2025: S-E2460, S-X50, S-R24105, S-R2060)
• The AF frame colour can be chosen from 10 colours for better usability.

LUMIX S1II and LUMIX S1IIE firmware version 1.1 updates

• ARRI LogC3 will be available using the DMW-SFU3A Software Upgrade Key, allowing the colours to match ARRI’s digital cinema cameras.
• The frame aspect ratio options will be expanded from 10 to 17, enabling simultaneous display of up to three frames.
• The AF frame colour can be chosen from 10 colours for better usability.
• The focus stacking function introduces the ability to synthesise images taken at multiple focus positions to produce a single image with deep depth of field and sharpness throughout.
• Supports data transfer via Wi-Fi and wired LAN (USB-LAN conversion) with Capture One.

Pricing and Availability

The new firmware updates are free to download from here. (As of June 24th)

What do you think about Panasonic’s commitment to continue delivering free firmware updates for their new line of cameras? Is such a move encouraging you to purchase any of their cameras? Please share your thoughts with us in the comment section below.