Firmware update for FUJIFILM X Mount

Support, Firmware
2025.11.20

Thank you for using SIGMA products.
We are pleased to announce that the download of firmware for SIGMA's FUJIFILM X Mount is now available.

The changes in this firmware are as follows:

 

【Applicable product and version】

・Sigma 23mm F1.4 DC DN | Contemporary Ver.1.10 for FUJIFILM X Mount

 

【Benefit of the update】

・Improved an issue where the viewfinder (EVF) or LCD monitor display may lag when releasing the shutter button or AFON button during still image shooting in AF-C mode.

 

【How to update】

Please click "FUJIFILM X Mount" for the relevant lens in the firmware download page below, read "BEFORE UPDATING" and follow the update procedure.
SIGMA-GLOBAL FIRMWARE 23MM DC DN C FUJIFILM X-MOUNT

 

For further support or information, please contact SIGMA Nordic customer service here: customersupport@sigma-imaging.se