: Use a standard USB drive (8GB–16GB is ideal). It must be formatted to FAT32 .
: Copy the extracted firmware file (the .bin or .img file) directly to the root directory of the USB drive. Do not put it inside any folders. 📺 3. Installation Guide Download ONIDA LEO40FSAIN FHD Firmware part07 rar
Release the button once the update progress bar appears on the screen. until it completes (usually 5–10 minutes). : Use a standard USB drive (8GB–16GB is ideal)
: Ensure you have downloaded all parts (e.g., part01 to part07) of the firmware set. The extraction will fail if any part is missing. Do not put it inside any folders
Choose (or USB Upgrade) and follow the prompts to begin the installation. Method B: For Non-Working TVs (Forced Flash) If your TV is stuck on the logo or won't boot: Turn off the TV and unplug it from the wall. Insert the USB drive.
Plug the TV back in while continuing to hold the Power button.