mainboard can be found on Elektrotanya . This site often hosts firmware dumps uploaded by technicians.
Copy the extracted firmware file to the of the USB drive.
If the TV is stuck on a logo, you may need to hold the on the TV panel while plugging it into the wall to trigger the recovery mode. Download RT2851V09 3840x2160 Kivi 55U730GU part05 rar
The most secure way to get the correct firmware for your specific 55U730GU model is through the KIVI Support Software Portal .
To obtain the specific firmware archive , you should prioritize official support channels or verified community databases for KIVI TV hardware. Official Software Retrieval mainboard can be found on Elektrotanya
: This ensures you receive the exact build version compatible with your panel and motherboard, preventing a "brick" scenario. Community & Troubleshooting Resources
Insert the drive into the TV's USB port (preferably USB 2.0). If the TV is stuck on a logo,
: Technical documentation and troubleshooting guides for the HK.T.RT2851V09