How To Trim A Video On Mac

Trimming Videos like a Pro: A Comprehensive Guide for Mac Users

Are you tired of watching unnecessary scenes or long pauses in your favorite videos? Trimming them can help get rid of unwanted moments, compose the content more engaging, and save storage space on your device. In this article, we’ll walk you through a step-by-step process on how to trim a video like a pro using your Mac.

Why Trim Videos

Before we dive into the trimming process, let’s talk about why it’s essential in today’s digital era:

  1. Time-saving: Trimming unwanted parts helps reduce file sizes and save storage space.
  2. Improved engagement: Removing long pauses or irrelevant scenes makes videos more engaging and easy to watch.
  3. Customization: By selecting the best moments, you can create a uniqeu story that resonates with your audience.

Tools You Need

To trim a video on your Mac, you’ll need:

  1. iMovie (or any other editing software): A powerful multimedia editor included in macOS is iMovie.
  2. Your Video File: Select the video file you want to edit from your computer or cloud storage.
  3. Basic Computer Skills: Familiarize yourself with basic operations like clicking, dragging, and resizing on a Mac.

Step-by-Step Guide

Follow this comprehensive guide to trim your video:

Section 1: Prepare Your Video

  1. Launch iMovie by double-clicking its icon in the Applications folder or searching for it in Spotlight.
  2. Select “Media” from the top menu bar, then choose “Import Media.” This will allow you to import your chosen video file into iMovie.
  3. If prompted, select a destination (e.g., Desktop or Movies folder) and click “Save.”
  4. Wait while iMovie processes and imports your selected video.

Section 2: Trim Your Video

  1. In the Events library window, find the imported video by its thumbnail or title.
  2. Click on the event to highlight it, then select “Trim” from the top menu bar.
  3. The Trim panel will appear with a timeline featuring markers for each frame in your video.


  • Use the scroll wheel (or Command + Arrow) to zoom into specific areas of your video and pinpoint unwanted moments.
  • Drag the edges of the trim handles to set new start or end points for your selection.

Section 3: Fine-Tune Your Trims

  1. If you accidentally select too much, click “Undo” from the top menu bar or press Command + Z on your keyboard.
  2. To delete unwanted segments altogether:
  • Click on a frame where the trim handle is located.
  • Press Delete (or Backspace) while holding down Option.

Section 4: Save Your Trimmed Video

  1. In the Events library window, click “Share” from the top menu bar to begin exporting your trimmed video.
  2. Select a destination and file type according to your preferences:

a. Web for online sharing (e.g., YouTube).
b. iPhone or iPod Touch for mobile devices.
c. Macintosh HD > Movies, if you want the edited video saved locally.

  1. Wait while iMovie processes and exports your trimmed video.

Section 5: Enhance Your Trimming Skills

  1. Practice makes perfect! Experiment with different trimming techniques, such as:

a. Looping or repeating a selected segment.
b. Adding transitions between segments for visual coherence.
c. Inserting audio tracks (e.g., background music) to enhance the overall experience.

Bonus Tips:

  • Save your work regularly by selecting “File” > “Save” (or Command + S).
  • Organize your trimmed videos within iMovie’s Media library or on an external device for later use.
  • Don’t overdo it! Remember that trimming should be a subtle enhancement, not a drastic overhaul.


By following this comprehensive guide and utilizing the tips shared in each section, you’re now equipped with the skills to trim like a pro. Mastering video editing software is crucial for any content creator looking to polish their work, whether amateur or professional. Happy trimming!