iMovie won’t import Canon PowerShot ELPH 350 HS (IXUS 275 HS) MXF video

Can't import MXF files from your Canon PowerShot ELPH 350 HS (IXUS 275 HS) to iMovie any longer after upgraded to macOS High Sierra? You are not the only one. At the moment, High Sierra does not have native support for MXF files yet. Fortunately, this problem can be solved via transcoding Canon PowerShot ELPH 350 HS (IXUS 275 HS) MXF video to iMovie preferred Apple InterMediate Codec (AIC .mov) first.

"iMovie won't import my Canon PowerShot ELPH 350 HS (IXUS 275 HS) MXF files after updated to macOS High Sierra. Why did this happen? Is there anything I can do to solve the issue? Any help would be appreciated."

After an update it is a good idea to delete preferences to clear out any possible corrupted preferences caused by the update process. Try opening iMovie while holding down the Option and Command keys, and then selecting to delete preferences in the box that appears. See if that solves it. If not, try converting the Canon PowerShot ELPH 350 HS (IXUS 275 HS) MXF files to Apple InterMediate Codec encoded QuickTime MOV format with the following Video Converter for Mac.

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How to encode Canon PowerShot ELPH 350 HS (IXUS 275 HS) MXF files to AIC .mov for iMovie editing?

To transcode Canon PowerShot ELPH 350 HS (IXUS 275 HS) MXF video to AIC for iMovie editing, do as below: Download Video Converter for Mac

Video Converter (It is available for Mac, simply download the proper version depending on your computer.)

Step 1: Click "Add File" to load Canon PowerShot ELPH 350 HS (IXUS 275 HS) MXF video files into this program.

Step 2: Select output format for iMovie Click "Profile" to select "iMovie and Final Cut Express" > "Apple InterMediate Codec(AIC) (*.mov)" as output format. AIC .mov is iMovie's favorite editing codec, which iMovie will read and handle well.

Tips: If necessary, you can click "Settings" button to modify video and audio parameters like encoder, resolution, frame rate, bitrate, aspect ratio, sample rate, and audio channels. You can also "enable 3D Settings" to add 3D effect to your source media.

Step 3: Click "Convert" to start Canon PowerShot ELPH 350 HS (IXUS 275 HS) MXF video to iMovie conversion. As soon as the conversion is complete, click "Open Folder" to get the generated AIC .mov files for editing in iMovie with optimum performance. Hope it helps.