Software for this China universal card is often categorized by resolution (e.g., 1366x768, 1920x1080) and can be found on these platforms:
Because this is a generic Chinese universal board, there is no single "official" manufacturer website. Software is typically hosted on community firmware repositories and technician forums: LED TV Firmware Blog tr 83031 software download link
Do not plug in the TR-83031 until the drivers are installed. Software for this China universal card is often
: Technicians often upload "How-to" videos for this board, including links to firmware files in their video descriptions. Technical Details to Note Resolution Match tr 83031 software download link