Place the upgrade_loader.pkg (or similar) file into the root directory of the USB.

For further assistance, you can also check community resources like the Hisense Reddit archive for alternative firmware versions.

Go to the Hisense Firmware Download portal and enter your TV's Serial Number to get the correct version for your specific panel.

, resolution ), you should visit the official Hisense Support page . This model typically requires a .pkg file for manual installation via USB. Downloading the Firmware

Turn the TV on while pressing and holding the Standby/Power button on the remote or TV until the "Software Updating" message appears.

If the website does not list your model, contact Hisense Support directly. They can provide a direct download link or mail a USB drive with the correct firmware. How to Install via USB