Apple’s iMovie is the go-to Mac app for many amateur video editors.

It’s simple, intuitive, and, importantly, free to use.

When a library becomes corrupted, iMovie may fail to launch altogether.

iMovie choose library window

But a common complaint involves not having enough disk space to continue using the app to its full capacity.

Fortunately, both issues have relatively simple fixes.

So, let’s discuss how to reset, move, or delete your iMovie library in macOS.

iMovie create new library window

Don’t worrywe won’t be deleting your old library.

If storage is running low, iMovie may not work correctly.

Mainly, you won’t be able to import any new media.

iMovie clip control-click menu

When it comes to clearing your iMovie library, you have several viable options.

Most solutions involve deleting unwanted media.

We recommendbacking up with Time Machinebefore deleting anything from your Mac.

iMovie event control-click menu

Here’s how to delete iMovie events:

That’s it.

Ideally, however, you could double-check anything before deleting.

Delete iMovie Projects

If your iMovie library is too big, deleting unwanted projects may help create free space.

iMovie project more menu

You will, however, create a lot of free space by removing the library from your gear altogether.

Once confirmed, you might delete the original library from your Mac.

You’ll also need toempty the Trashto reclaim the lost disk space.

Finder showing contents of movies folder

By default, iMovie should take a stab at open your relocated library when launching the app.

However, the software will create a new blank libraryif your external hard drive is read-onlyor inaccessible.

If this happens, you should ensure that your disk is connected and troubleshoot if necessary.

However, before taking such a drastic step, you must ensure your library doesn’t contain anything important.

You should also back up your data if possible.

By default, your iMovie library is located in~/Movies/under the nameiMovie Library.

you could delete your library and all its contents if no longer required.

And lastly, don’t forget to empty the Trash to permanently remove the contents from your Mac.

Is Your iMovie Library Too Big to Handle?

When your iMovie library outgrows your Mac’s hard drive, it’s time to free up some space.

Luckily, you have several methods to choose from.

Deleting videos, projects, and events is a quick way to reclaim some of that lost storage.

You don’t want to risk permanently losing anything important.