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Refreshing the Android-based smart interface. Installation Context
Inserting the drive into the TV and holding the power button while plugging it into a power source to initiate the flash. Download HV553 PC821 3840x2160 Ref56 part11 rar
Indicates the display resolution the firmware is configured for ( 4K Ultra HD ). Refreshing the Android-based smart interface
Copying the extracted binary file (often named all_upgrade_v553.bin or similar) to the root of the drive. Download HV553 PC821 3840x2160 Ref56 part11 rar