Vizio has acknowledged the CEC and local dimming bugs and states a hotfix (4.25.12) is in testing as of October 2024.
While Vizio doesn't provide a traditional "white paper" for specific firmware releases, version is widely recognized in the community as a critical legacy version, particularly for the Vizio D-Series (e.g., D40f-G9) . vizio firmware 4.25.11
While Vizio often does not release exhaustive public "patch notes" for every minor revision, user reports and technical documentation indicate the following key areas of focus for this build: Update Highlights System Stability Vizio has acknowledged the CEC and local dimming
Vizio has since released major updates (version 5.0 and beyond) that completely overhauled the interface to look even more modern, added "WatchFree+" channels, and included further bug fixes. While 4. While 4
Reduced "loading" times when opening Netflix, Disney+, and YouTube.