Installing the wrong firmware resolution (e.g., 1920x1080 on a 1366x768 panel) can cause a distorted display or a "black screen" state. Always verify your panel's sticker before flashing.
This site frequently hosts firmware for the TP.MS358.PB801 ШЄЩ†ШІЩЉЩ„ P65 358TV6 1366x768 FRESH part2 rar
Ensure your USB drive is formatted to FAT32 before copying the firmware. Installing the wrong firmware resolution (e