Try a different USB port or a smaller-capacity USB drive. Ensure the file name hasn't been changed.
: Unplug the television power cord from the wall outlet. Tp.sk518d.pc821 Software Download
There are two main ways to update this board, depending on the current state of the TV (Dead vs. Functional). Try a different USB port or a smaller-capacity USB drive
Follow these installation steps precisely to avoid interrupting the power flow during the flashing process. Step 1: Copy the File to USB Tp.sk518d.pc821 Software Download
The TV constantly restarts during regular streaming or channel surfing.