Release the button once the screen displays an "Upgrading" or "Software Updating" progress bar.
If you have downloaded all parts and extracted the content, follow these general steps to update your TV: Use a USB drive with at least 1GB of space.
The file refers to the USB firmware update for a Smart TV mainboard (chassis P150-638V6.0) used in high-definition (4K/UHD) televisions .
Installing the wrong firmware version can "brick" your television. Verify your board number (P150-638V6.0) and screen resolution match exactly before proceeding.
Multi-part RAR archive containing a .bin or .img firmware file for USB installation. Installation Guide
Press and on the TV (not the remote) while plugging the power cord back into the outlet.
Commonly used in brands like ENIE , ONIDA (model 50UIC), and HYLED (model 5010).
on your computer before copying any files. Copy the File: