Recently, some customers have given feedback that the player says "Video codec not supported" or "Video resolution not supported" when playing movies via USB / SD. It is because the player only supports 576P AVI / MPG / FLV / VOB / DAT / DIVX - Video files and AVC / H.264 encoding or MKV / MP4 files are not supported. You can refer to the following form.
You can also use this video conversion software to convert the video you want to support. The method of operation is also described in the link.
Here is the software: