Copy this exact .pkg file directly to the of your formatted USB flash drive. Do not place it inside any folders. Step 3: Perform the Firmware Force-Flash
: Fixes random reboot loops and UI freezing.
Perform a forced factory reset. Unplug the TV. Hold down both the Power and Volume Down (-) buttons located physically on the back/side panel of the TV. While holding those buttons, plug the power cord back in. Keep holding until the LED light turns green. Release the buttons and let the system rebuild itself.
Sony KDL43W800C 43" 109cm Full HD Smart 3D Android LED LCD TV. Appliances Online Drivers and Software updates for KDL-43W800C | Sony AP firmware sony 43w800c verified
Late 2019 / Early 2020 (last update)
Optimizes RAM usage to make menu navigation smoother. Firmware Package Details
Fixes "insufficient space" errors that prevent apps from updating. Copy this exact
The TV will automatically detect the file and display an message.
After the update is complete, the TV will automatically restart. You can verify the new firmware version by going to .
: An earlier major update that introduced Android Nougat features like Picture-in-Picture and task-switching. Perform a forced factory reset
Resolves issues with Wi-Fi dropping or issues connecting to the Sony Entertainment Network. How to Verify and Update Firmware (Step-by-Step)
Sony Bravia KLV-43W800C Firmware Update Guide: 100% Verified Download & Installation
Once you download the ZIP file, verify its integrity: