The fastest way to add a subtitle in iMovie

Open your project in iMovie, click the video clip where you want the subtitle to appear, then click the Text button in the toolbar at the top. Choose a text style from the menu — "Titles" adds text at the start or end of a clip, while "Lower Third" places text in the bottom third of the frame, which is the standard subtitle position. Type your text, adjust the duration by dragging the handles on the timeline, and position it over the exact moment you want it to appear.

The whole process takes under a minute once you know where to click. iMovie handles the timing automatically — you just need to decide where the text sits on screen and how long it stays visible.

Key Takeaways

  • Click the Text button in the toolbar, then choose Lower Third or Titles depending on where you want the subtitle to appear on screen.
  • Type your text directly into the text box that appears on the video preview, and it will show up in real time as you edit.
  • Drag the text element on the timeline to move it earlier or later, and drag the handles on its edges to make it shorter or longer.
  • Change the font, size, color, and background by clicking the text element and using the formatting panel on the right side of the screen.

Where to find the Text button and what each style does

The Text button sits in the toolbar at the top of iMovie, next to buttons for transitions and effects. It looks like the letter "T". When you click it, a dropdown menu appears with text style categories: Titles, Lower Third, Scrolling Credits, and others. For subtitles, you almost always want Lower Third, which places text in a bar at the bottom of the video — this is what viewers expect to see when someone is speaking a different language or when you are captioning dialogue.

Titles work differently: they appear centered on the screen and usually cover the entire frame for a moment. Use Titles when you want to introduce a scene or name a speaker at the start of a clip, not for subtitles that run alongside dialogue. Scrolling Credits rolls text up from the bottom, which is useful for end credits but not for live subtitles.

How to position and time your subtitle correctly

Once you choose a text style and type your words, iMovie places a text element on the timeline below your video. This element has a start point and an end point, shown as small handles on either side. Drag the left handle to move the subtitle earlier in the clip, or drag the right handle to make it end sooner. The text will appear on screen only during the time span covered by this element.

To match the subtitle to dialogue, play the video and watch where the speaker's mouth moves. Pause when the first word starts, then drag the left handle of your text element to that exact frame. Pause again when the speaker finishes the sentence, and drag the right handle to that frame. This takes a few tries, but the preview window shows you the result in real time, so you can see if the timing looks right.

If your subtitle needs to appear at a specific moment in the middle of a clip, click and drag the entire text element left or right on the timeline. The whole subtitle moves together, keeping its duration the same.

Changing the look of your subtitle — font, size, color, and background

Click the text element on the timeline to select it, then look at the right side of the screen for the formatting panel. You will see options for font, text size, color, and background. The font dropdown shows dozens of choices — pick one that matches the tone of your video. Subtitles usually work best in clean, readable fonts like Helvetica or Arial rather than decorative ones.

Text size matters more than you might think. If your video will be watched on a phone, make the text larger than you think necessary — small text disappears on small screens. The color picker lets you change the text color and the background color separately. White text on a dark background is the most readable combination for subtitles, but iMovie's Lower Third style usually comes with a semi-transparent dark bar behind the text already, so you may not need to change anything.

If you want the subtitle to stand out more, increase the text size or make the background darker. If it blends in too much with the video behind it, add a background color or switch to a lighter text color. Preview your changes by playing the video — what looks right in the editor should look right when you watch it full screen.

Adding multiple subtitles to the same clip

You can add as many text elements as you need. Each one is independent, so you can time them separately and format them differently if you want. Click the Text button again, choose your style, type the next subtitle, and position it on the timeline just like the first one. iMovie will stack them on the timeline, and only one will appear on screen at a time (unless you overlap them intentionally).

For a longer scene with several lines of dialogue, add one text element per sentence or phrase. This gives you precise control over when each subtitle appears and disappears. If you have a whole paragraph to subtitle, you can either put it all in one text element and let it sit on screen for longer, or break it into smaller chunks so viewers have time to read each part.

Exporting your video with subtitles included

When you are done editing, your subtitles are already part of the video — they are not a separate file. Click File at the top, then Share, and choose where you want to send the video (YouTube, email, or your computer). iMovie will render the video with the subtitles burned into the image, meaning they become permanent and will appear the same way no matter where the video is played.

This is different from some other video editors that let you export subtitles as a separate file. In iMovie, what you see in the preview is what you get in the final video. Before you export, play through the whole thing one more time to make sure the timing and positioning look right — once it is exported, you cannot edit the subtitles without re-editing the video itself.

Frequently Asked Questions

Can I copy and paste a subtitle to use it again later in the video?

Yes. Right-click (or Control-click on Mac) the text element on the timeline and select Duplicate. iMovie will create an exact copy with the same formatting, and you can drag it to a new position on the timeline and edit the text. This is faster than creating a new text element from scratch if you want several subtitles with the same look.

What if my subtitle text is too long to fit on one line?

iMovie will wrap long text onto multiple lines automatically. If the text looks cramped or hard to read, make the text box wider by dragging its edges in the preview window, or reduce the font size. You can also break the text into two separate subtitles that appear one after the other, which gives viewers more time to read each part.

Can I make a subtitle appear in a different language?

Yes — just type the text in any language you want. iMovie does not translate for you, so you will need to write or paste the translation yourself. The text will display correctly as long as your computer supports that language's characters. For languages that read right-to-left, like Arabic or Hebrew, check your Mac or Windows language settings to make sure the text direction is set correctly.

How do I remove a subtitle I do not want anymore?

Click the text element on the timeline to select it, then press Delete or Backspace. The subtitle disappears from both the timeline and the video preview. If you delete it by accident, press Command-Z (Mac) or Ctrl-Z (Windows) to undo.