Navigate to your TV's Settings > Support > Software Update to check for official releases over Wi-Fi.
If an official file is available, download it, unzip it, and place it on a blank USB drive to initiate a firmware update automatically when plugged into the TV. How to update the software on your Samsung smart TV? Download MSD6A348 T8C2 1920x1080 Stream part06 rar
Visit the official website of your TV brand (e.g., Samsung, LG, or the specific OEM for your board) and search for your exact model number in their Support/Downloads section . Navigate to your TV's Settings > Support >