Community-sourced firmware packages for this specific model are available from several repositories: : A specific update for the Iris 40E510S is hosted on MediaFire.
: Once finished, the TV will usually restart automatically. You may need to perform a factory reset from the service menu to stabilize the new software. Troubleshooting & Tips
: Turn off the TV and unplug it from the power source. Initiate Update : Insert the USB drive into the TV's USB port.
: If the screen remains black, the firmware might not match your panel type. Ensure the "VER" number (VER00.00) matches your sticker exactly.
motherboard, you generally need to download the firmware "dump" file and install it via a USB drive or a programmer. Firmware Download Links