Once you have all parts (including part4), right-click "part1.rar" and select "Extract Here." This will automatically combine all parts into a single .bin or .pkg file.
Because this specific model (40L5400ZE) is part of an older series, official downloads may no longer be listed on the main Toshiba support site. You can typically find these files through the following community-driven platforms: Download TOSHIBA 40L5400ZE Firmware part4 rar
. This specific model is a Smart TV, and firmware for such older models is often distributed in multi-part .rar or .zip files on technical forums or community repositories. Finding the Firmware Once you have all parts (including part4), right-click
Press the Home button, navigate to Settings > System > Software Upgrade , and select Scan for update . and select Scan for update .