OM System M.ZUIKO DIGITAL ED 300mm F4.0 IS PRO
firmware v1.6
OM System · Released Jan 26, 2023 · First seen Jul 5, 2026
v1.6 is the latest firmware for the OM System M.ZUIKO DIGITAL ED 300mm F4.0 IS PRO, released January 26, 2023.
What's in this update
- Improved sleep recovery operation.
updatemystuff.com never hosts firmware files — always download from the official source.
Get it from OM SystemWatch the M.ZUIKO DIGITAL ED 300mm F4.0 IS PRO for updates
Create a free account and get an email the moment OM System publishes new firmware.
Create account & watchSee the full firmware history for the M.ZUIKO DIGITAL ED 300mm F4.0 IS PRO