The your TV is showing (stuck on logo, dead standby light, etc.).
The is a popular universal smart TV mainboard, often used in budget-friendly LED TVs and smart displays . It is commonly utilized in brands like Sansui, TCL, and various rebranded 4K Android TVs. If you are experiencing issues like the TV being stuck on the logo, frequent reboots, or you simply need to change the screen resolution, flashing the correct T.HV553.81 firmware is the primary solution. T.hv553.81 Firmware
Always verify that your motherboard is explicitly labeled T.HV553.81 . The your TV is showing (stuck on logo,
Watch the indicator light on the TV. It will start flashing or changing color rapidly, indicating the firmware installation has commenced. You can now release the power button. dead standby light