As of mid-2026, many Android TV models from 2015 have reached the end of their official firmware update support.
Open your computer's web browser and navigate to the official corresponding to your geographic region. Type KDL-43W800C into the search bar. firmware sony 43w800c
Even with the latest firmware, the 43W800C can show its age. If you are experiencing issues after an update, try these solutions: As of mid-2026, many Android TV models from