Has the Profiles pane recently appeared in System Preferences? Here’s why – a minor glitch in the App Store update.
iMovie
32-bit apps and codecs die with macOS 10.15 later this year. Many video, audio and still image formats will become unusable as a result. Here’s what to do.
This morning, a long iMovie project has disappeared. How can I find it again?
Recently I have been unable to work on movies using my iPad and my Mac. Why?
How can I open some old iMovie files, as the current version will not do so?
How can I strip OS X down to improve iMovie’s performance?
The Eclectic Light Company 