Because the file is labeled "part01.rar," it is part of a . You must download all associated parts (part01, part02, etc.) and extract them using a tool like WinRAR or 7-Zip . Typically, the process involves: Formatting a USB drive to FAT32 .
Copying the extracted firmware file (often an .bin or .img file) to the root of the USB. Inserting the USB into the TV while it is unplugged. Download MT5510S PB802 1920x1080 VIVAX REF86 part01 rar
The "REF86" typically refers to the specific internal panel or manufacturer reference used by Vivax for that production batch. Why This File is Needed Because the file is labeled "part01
The TV gets stuck on the Vivax or Android logo during startup. Because the file is labeled "part01.rar
The board appears dead due to corrupted eMMC data.