If you tell me the or the specific symptoms you're experiencing (e.g., stuck on logo, no power), I can provide more targeted recovery steps.
If the system doesn't recognize the file, try a different USB port or re-format the drive using a different tool.
Updating the firmware is a common fix for bootloader errors, "hanging" at the logo, or mirror display issues. Download P75 2831V6 1366X768 Firmware part01 rar
Format a USB flash drive to FAT32 to ensure the TV can read the file system.
For severe "bricks," technicians often use an RT809H programmer to re-flash the EMMC memory directly. If you tell me the or the specific
Press and hold the on the TV (not the remote) for about 10 seconds while turning it on.
Typically rated for 75W with backlight voltages around 66V to 82V. Format a USB flash drive to FAT32 to
Download and extract the .rar or .zip file. You should see a file with a .bin or .img extension.