* COMMERCIAL. * Firmware Download. SUPPORT. Firmware Download. * Company. Hisense-USA
: Ensure the USB drive is formatted to FAT32 . Do not place the file inside any folders; it must be in the root directory.
Alternatively, for older models without internet, the TV may detect the USB file upon booting and prompt you to install it. Specifications Overview Hisense Firmware Downloads & Updates | Support
If you have downloaded the RAR files from a third-party source, follow these general steps to update your TV:
: Plug the USB drive into the back of your TV. Initiate Update : Navigate to Settings > Support > System Update .