Most users look for the "part01.rar" file because large firmware files are often split into smaller parts for easier uploading to forums.

For a "dead" TV, technicians often use files from sites like Kitbazar or specialized Telegram groups like Softwarezone . 2. Hardware Specifications

Before flashing, ensure your board matches these specs to avoid "bricking" your TV: ONIDA 43FIS / LEO43FIAB2 Main Board: P75-628VX V6.0 RAM/Storage: 1GB RAM / 8GB Storage Panel Type: Full HD (1920x1080) 3. Installation Steps (USB Method) If you have downloaded the .rar parts: How to Update ONIDA TV Software

First, try the built-in system update. Go to Settings > Device Preferences > About > System Update to see if an official version (like Android 12) is available over the air (OTA).

Searching for the specific firmware file often leads to technical forums or unofficial repositories, as these are typically manual "dump" files used by technicians to fix "logo hang" or "restart" issues.