Hisensedebug — Free

Check the total "Operating Time" or "Backlight On" hours to see how much life is left in the panel.

Fine-tune the red, green, and blue levels for professional-grade color accuracy. hisensedebug

If your Hisense TV runs on Android or Google TV, you can unlock standard developer tools to sideload apps or use USB debugging. Check the total "Operating Time" or "Backlight On"