: Turn off the TV, insert the USB, and hold the Power button on the TV (not the remote) while plugging it back in until the update screen appears. Common Troubleshooting
refers to the motherboard model (often from manufacturers like HK.T). Once extracted: : Use a USB drive formatted to FAT32 . : Turn off the TV, insert the USB,
: This usually means one of the parts (like Part 11) is corrupted or incomplete. Try redownloading that specific part. : Turn off the TV
: Place the extracted firmware file (usually named allupgrade_...pkg or MstarUpgrade.bin ) into the root directory of the USB (not inside any folders). insert the USB
: Right-click only on Part 01 (or the file with the .rar extension if they aren't numbered 01 ).