: Select System Update . The TV will check for available software; if one is found (e.g., a move from version 10 to 12), a Download button will appear. Manual USB Update Steps
If you have already downloaded the RAR parts (like part01.rar and part02.rar ), follow these steps to prepare the files for installation: Download ONIDA LEO40FSAIN FHD Firmware part02 rar
While direct download links for "part02.rar" firmware files are often hosted on third-party technician forums or community-driven sites like YouTube tutorials , it is highly recommended to use the official built-in update method to avoid "bricking" your TV with incorrect or corrupted software. : Select System Update
: Select About to see your current firmware version. if one is found (e.g.