. Many users reported that after an official firmware update (or simply over time), their TV would get stuck indefinitely on the Google/Android logo, or flash a blue LED and restart repeatedly.
If your TV is not receiving OTA (Over-The-Air) updates, or if it is stuck on an old version, using a USB flash drive is the most reliable method. Prerequisites
The TV should automatically detect the USB drive and initiate the update process. A white or amber LED light will begin flashing on the bottom bezel, and an "Updating System Software" graphic will appear on the screen.
Instead of a risky custom firmware flash, you can speed up your official Android Oreo firmware by disabling Sony's heavy background bloatware using official Android developer tools. firmware sony 43w800c verified
Generally, v6.7220 (or similar, depending on the region, such as Asia Pacific or Europe) is considered the last stable release.
Do not turn off the TV or disconnect the USB during the update process, which can take up to 30 minutes. Troubleshooting Post-Update Issues
Late 2019 / Early 2020 (last update)
The TV will initiate an automated flash cycle. The LED indicator will toggle or pulse amber/white while installing.
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Download the verified firmware update file (e.g., sony_tv_..._pkg.zip ) from the Sony website. Extract: Extract the file to get the sony_tv_..._.pkg file. Prerequisites The TV should automatically detect the USB
Have questions about your specific firmware version? Visit the official Sony Community forums and quote your TV’s software version and region.
: If you encounter a loop, some users found success holding the Power + Volume Down
The latest verified firmware for the Sony BRAVIA KDL-43W800C Generally, v6
Before attempting a manual update, it is highly recommended to check if your TV already has the latest version via the automated system. Method 1: Automatic Update (Recommended) Press the button on your remote. Navigate to Help -> Customer Support . Select Software Update . Choose Network .
Ensure the USB drive is strictly formatted to FAT32. Ensure the firmware file name has not been altered or renamed, as the Sony bootloader look for specific string structures. Try switching to a different USB port (preferably a USB 2.0 port instead of USB 3.0).