.wmv

Windows Media Video

Handled by macOS itself

Format facts

MIME type: video/x-ms-wmv
Apple UTI: com.microsoft.windows-media-wmv
Stock Quick Look: no stock preview
Planned approach (census): native-sufficient
Icon hint: plays
Prevalence: universal

Renderer note (from the census)

macOS plays WMV natively

Gotchas: Microsoft legacy