The number of video formats supported by the 43PUS6551 is more than most latest 4K and 8K TVs. The most frequently supported video formats supported is H.265, but this video formats supported is not supported by this Philips TV. The video formats supporteds AVC, AVI, H.264, MKV, MPEG1, MPEG2, MPEG4, VC-1 and WMV9 are also supported by this TV.
WMV stands for Windows Media Video.
AVI stands for Audio Video Interleave.