Be failed to import mkv to imovie is a common thing for most of the mkv fans for the Apple Mac iMovie not support the mkv foramt files. Can't import mkv to imovie is frustrating for all of the fans whom want to edit mkv with imovie.
MKV (Matroska Multimedia Container) is a widely used video container format similar to the AVI, ASF, and MOV formats, but is entirely open in specification, with implementations consisting mostly of open source software. Matroska file types include .MKV for video, .MKA for audio, and .MKS for subtitles.
When you have mkv files, if you want to edit mkv with imovie, you should convert mkv to imovie first. The best partner to convert mkv to imovie is the MKV to iMovie Converter, the imovie import mkv converter can help you to convert MKV files to iMovie video with amazing fast speed, and import mkv to imovie without any quality loss.
Mac Video Converter can easily convert MKV to iMovie workable formats like Mpeg-4, DV, Mpegg-2 or MOV, several simple clicks you will import mkv to imovie with the mkv to imovie converter.