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
The specific file you mentioned, "part2.rar," indicates a multi-part archive often found on unofficial firmware repositories. To ensure the safety and compatibility of your TV, it is strongly recommended to use official sources:
Turn the TV on while pressing and holding the Standby/Power button on the remote or TV until the "Software Updating" message appears.
Once you have downloaded and extracted all parts (including "part2.rar") to get the final .pkg file, follow these steps: Use a USB stick formatted to FAT32 .
For further assistance, you can also check community resources like the Hisense Reddit archive for alternative firmware versions.
Do not turn off the power until the TV automatically restarts.
Place the upgrade_loader.pkg (or similar) file into the root directory of the USB.
Go to the Hisense Firmware Download portal and enter your TV's Serial Number to get the correct version for your specific panel.