For some regions, SmartTech TV Downloads provides a model search for firmware packages. USB Installation Steps
Press and hold the on the TV (not the remote) and then turn on the main power switch. Download ONIDA 55UIB Software part04 rar
Wait for the "Software Upgrading" or "Do not turn off" progress bar to appear. For some regions, SmartTech TV Downloads provides a
Sites like ZainabTech or High Tech Info often host firmware archives for various LED TV models, including Onida. For some regions