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Why can't I download the ninth full version of Kangzi Baide aerobics?
The reasons why the ninth full version of Kangzi Baide aerobics can't be downloaded are as follows.

1, first make sure your video is not damaged, and see if you can copy the video from one disk to another.

2. Judge whether your USB flash drive is damaged by seeing whether other files can be copied to the USB flash drive. If the USB flash drive is damaged, format it directly.