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.
For model-specific drivers or user manuals, you can also search the Official Haier Support Page by entering your TV's serial number. Download Haier 42E3500A Firmware USB rar
If you have the .rar file, follow these steps to update your TV: : Use a USB drive formatted to FAT32 . Extract the .rar archive on your computer. Copy the firmware file (usually named allupgrade_
Navigate to > Device Preferences (or System) > About > System Update . Flash the Firmware : Unplug the TV from the power outlet
Press and on the TV (not the remote) and plug the power cord back in.