The Philips 55PUT4900 has a greater number of video formats than most 4K and 8K TVs that have been on the market for around the same time as it. This Philips TV supports an AVI video format, which is the most frequently supported video format supported by comparable spec TVs that are a similar age to the 55PUT4900. The video formats "H.264", "MKV", "MPEG1", "MPEG2", "MPEG4" and "WMV9" are also supported by this television.
WMV stands for Windows Media Video.
AVI stands for Audio Video Interleave.