To update your TV via USB, you need to ensure you have the correct firmware file (usually named install.img or upgrade_loader.pkg inside the .rar archive) and a compatible USB drive. 1. Prerequisites
While holding the button, plug the TV back into the power outlet. Download Haier LE55M600 Firmware USB rar
the Power button on the TV panel (not the remote). To update your TV via USB, you need
Firmware is specific to the Main Board and Panel Number of your TV. Installing the wrong version can "brick" the device or cause an inverted/distorted picture. If you'd like, I can help you verify your version if you provide the serial number or panel model from the sticker on the back of the TV. the Power button on the TV panel (not the remote)
: Since firmware often comes as a .rar file, you will need a tool like WinRAR or 7-Zip to extract the actual software file. 2. Prepare the USB Drive