Insert the prepared USB flash drive into the of the TV.
Go to Settings > Apps > See all apps > System Apps and clear the cache for "System Updates". Nikai Android Tv Software Update Download
“You’re here because they left you behind. Hold VOLUME DOWN + POWER for 12 seconds. Don’t let go when it gets dark.” Insert the prepared USB flash drive into the of the TV
Visit the official Nikai Support website or contact their customer care to request the exact firmware file matching your specific model number. Nikai Android Tv Software Update Download