Download latest KitKat 4.4.2 Stock Firmware version 20140901 for Cloudnetgo CR11S TV Box from here, here or here. You can download previous version from here.
Archive name: cr11s_cloudnetgo_ap6210_4.4.2_20140901
Archive file size: 291 MB
Image file name: cr11s_cloudnetgo_ap6210_4.4.2_20140901.img
Support: Rockchip RK3188
Boot version: 2.16
FW Version: 4.4.02
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