Hi, If you want to download the Class CK32HD Firmware/Software hen this is available here for free download. This LED TV Model uses the tp.v56.pb737 Universal LED TV Main motherboard, So definitely you will need to firmware for this board. Before downloading any file first you need to exactly match the main motherboard model and the TV model number then you can download the firmware and install/update it on your TV. So the Class CK32HD Software Firmware USB file is available below.
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Download Class CK32HD Firmware/Software
Filename: MST-EXT-SPI #ISP-20201003-134632.BIN