Navigate to > Device Preferences (or System) > About > System Update .
For model-specific drivers or user manuals, you can also search the Official Haier Support Page by entering your TV's serial number.
Copy the firmware file (usually named allupgrade_... .bin or similar) directly to the of the USB drive. Do not place it inside any folders. Flash the Firmware : Unplug the TV from the power outlet. Insert the USB drive into the TV's USB port.
Select . If available, follow the on-screen prompts to download and install automatically.
To download and install the firmware for a via USB, you typically need a specific .bin or recovery file tailored to your TV's main board. Since this model is often serviced through technical forums, you can find firmware archives in .rar format on specialized repair sites like Monitor Forum . USB Firmware Installation Steps
