You can check the Onida Innovations page or contact their customer service to see if they can provide the exact firmware for your 55UIB model based on its serial number.
Press and hold the on the TV (not the remote) and then turn on the main power switch.
The TV will usually restart automatically once the update reaches 100%. Online Software Update (Alternative) Download ONIDA 55UIB Software part04 rar
If your TV is still functional and connected to the internet, you can check for official updates without manual files:
Searching for the specific file typically indicates a need for a manual firmware update via USB for an Onida 55-inch LED TV. These files are often split into multiple compressed parts (part01, part02, etc.) that must all be downloaded to the same folder and extracted together to form a single .bin or .img firmware file. Where to Find the Software You can check the Onida Innovations page or
Copy the extracted .bin or .img file directly to the root folder (not inside any folder) of the USB drive. Insert and Boot: Turn off the TV. Insert the USB drive into the TV's USB port.
Once you have successfully downloaded all parts (including part04) and extracted the final firmware file, follow these steps to install it: Online Software Update (Alternative) If your TV is
Wait for the "Software Upgrading" or "Do not turn off" progress bar to appear.