This is a USB flash file, if the TV only flashes, download the file, then unpack the bin content, copy it to a fat32 format 8GB flash drive, then unplug the TV, insert the flash drive into the USB port of the TV, pressing the key on the TV remote control is the reason button, plug the TV into the connector and the red led flashes quickly, then you can release the ok button and wait for it to finish and the TV is already working

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