Can QuickTime X Play AVI, WMV, FLV, MKV, DivX in Sierra/El Capitan/Yosemite/Mavericks?
After upgrading to macOS Sierra, El Capitan, Yosemite or Mavericks, the Quick Look function to preview a movie file in thumbnail won’t work any more for files with extension of .avi, .wmv, .flv,. .mkv, .divx. When attempting to preview such movie files with Quick Look, it shows an empty document with zero KB in size. When double-clicking on the movie files, it opens in QuickTime Player X but then immediately converts with conversion process never finished even you wait for 24 hours. Can QuickTime X play AVI, WMV, FLV, MKV, DivX in Sierra/El Capitan/Yosemite/Mavericks?