This model is a high-performance 55-inch television featuring: 4K Ultra HD ( Operating System: Android-based with built-in Wi-Fi.
If you have successfully downloaded all parts (e.g., part1, part2, etc.) of the .rar file, follow these general steps to reinstall the software: Download 35018484 3840x2160 Nikai UHD55SLED3D part1 rar
Press and hold the on the TV (not the remote) and plug the TV back in. etc.) of the .rar file
Firmware files are specific to the mainboard number and panel number . Using the wrong software can permanently "brick" your device. If you are unsure, consult the official Nikai Support Page or a professional technician. Download 35018484 3840x2160 Nikai UHD55SLED3D part1 rar
Typically equipped with stereo speakers and Dolby Atmos support on newer variants. How to Use the Firmware