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If your TV cannot connect to the internet, or if an OTA update fails, you can perform a manual update using a USB drive. 1. Preparation

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Use a USB flash drive (8GB or larger) formatted to FAT32 on your computer.

Confirm your model number on the back sticker reads "32S3U". Firmware is strictly model-specific.

Smoother navigation through the menu settings and home screen. Pro-Tips for a Successful Update

Faster app loading times and smoother menu navigation.

Updating the firmware (the software that controls your TV) offers several benefits:

Ensure the USB drive is formatted to FAT32 and that the firmware file name matches what is required by the TV, sometimes requiring specific renaming (e.g., 32S3U_upgrade.bin ).