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As of the latest release (check Sony’s official portal), the most recent stable firmware for the is **PKG6.8280.** xx (the last two digits vary by region). Sony periodically releases updates, so it’s essential to verify the exact version number for your region (USA, Europe, Asia, etc.).

The TV will automatically detect the firmware file. A series of blinking lights or a progress screen will appear, indicating that the system is copying the update files.

If your TV is not connected to the internet or if the automatic update fails, you can use a USB flash drive.