Press and hold the on the TV (not the remote) and then turn on the main power switch.
While direct official download links for specific archived parts are rarely hosted on the main manufacturer site, they are commonly found on specialized TV repair forums and technical YouTube channels: Download ONIDA 55UIB Software part04 rar
Sites like ZainabTech or High Tech Info often host firmware archives for various LED TV models, including Onida. Press and hold the on the TV (not
Wait for the "Software Upgrading" or "Do not turn off" progress bar to appear. If your TV is still functional and connected
If your TV is still functional and connected to the internet, you can check for official updates without manual files:
The TV will usually restart automatically once the update reaches 100%. Online Software Update (Alternative)
Ensure your USB flash drive is formatted to FAT32 .