: Open the .rar archive on your computer and move the firmware file (e.g., upgrade_loader.pkg ) to the root directory of the USB drive. Do not put it inside any folders. Insert and Boot : Turn off the TV and unplug the power cord. Insert the USB drive into the USB 1 or 2.0 slot .
Navigate to > Device Preferences > About > System Update . Download ONIDA LEO50FS Firmware USB rar
: The screen may stay black or show a progress bar. Do not turn off the power during this time. The process usually takes 3–7 minutes, after which the TV should restart automatically. Alternative: Network Update : Open the
If you have successfully sourced the .rar file, follow these steps to install it: Insert the USB drive into the USB 1 or 2
: Ensure the firmware matches your specific model number and screen size to avoid bricking the device. How to Update Your Onida TV via USB
: Format a USB stick (8GB or less is recommended) to FAT32 .