You should always start at the official Hisense support website for your region, such as hisense-usa.com/support for the US. Enter your TV's exact model number to find the correct firmware download. A "direct download link" to a file on a Hisense server may look something like http://www.hisense.fr/telechargement/TV/K300/43M3000/HSSO-43300673EU/upgrade_loader.pkg .
Copy this file directly to the of your formatted USB drive. Do not place it inside any folders or subfolders. Step 4: Execute the USB Firmware Flash hisense firmware update usb link
Elias found an old 16GB drive in his junk drawer. He cleared off old college essays and photos of an ex-girlfriend, making room for the 1.2GB of data that promised to bring his 65-inch companion back to life. He clicked the link. The progress bar crawled. 98%... 99%... Complete. You should always start at the official Hisense
If the TV recognizes the file, it will prompt you to start the upgrade process. Copy this file directly to the of your formatted USB drive