: Never turn off your TV or unplug the power during a firmware update, as this can permanently "brick" the device.
If you are using a manual download like a .rar file, you will likely need to perform a USB update:
This write-up provides essential information for downloading and installing the . Understanding Firmware Updates
The "part02.rar" extension indicates the firmware has been split into multiple compressed archive parts (e.g., part01, part02) to make downloading easier.
: You must download all parts (part01, part02, etc.) for the firmware to extract correctly.
Firmware updates for Sansui Smart TVs often include performance optimizations, updated Google security patches, and fixes for issues like remote controller crashes. You can check for updates directly on the TV by navigating to > Device Preferences > About > System Update . If no update is listed, it may not be available for your specific model yet. Downloading the Firmware File