Power off the TV, insert the USB, and power it back on. Most boards will auto-detect the file and begin flashing (the indicator LED will blink rapidly).
Use a high-quality USB drive formatted to FAT32 . Download HV320 PB819 1366x768 Samsung 512M rar
512MB RAM is the bare minimum for Android TV boards. Expect sluggish performance if multitasking or using heavy apps like Netflix or YouTube at high resolutions. Power off the TV, insert the USB, and power it back on
This board typically runs on a Mstar MS338 chipset, which is a common entry-level Android smart TV solution. 512MB RAM is the bare minimum for Android TV boards
This rar file usually contains the bin/pkg file needed to revive "stuck on logo" or "boot loop" issues common in these universal boards.
Flashing the wrong resolution or panel type (e.g., trying to use 1920x1080 firmware on this 768p board) can result in a "black screen" or "distorted image," requiring a blind flash to recover. Installation Guide Summary
Extract the .rar package and copy the firmware file (usually allupgrade_ms338_sos.bin or similar) to the root directory of the USB.