CTL GuidesTeaching and Learning ToolsYoutubeVideo and Podcast Resources Editing Automatically Generated Video Captions in YouTube

Editing Automatically Generated Video Captions in YouTube

You will learn how to link your change the automatically generated captions on a video uploaded to YouTube.

Make sure to upload the video file onto YouTube. Select this link to learn how to upload a video onto YouTube.  

Youtube will create captions after the video is uploaded and done processing. If the file has been successfully auto transcribed, you will see English (Auto Captioned) next to the video in the Video Editor. 

1. Navigate to your Creator Studio.

Login to YouTube

1.) Click Sign In

2.) Select the account associated with the video you would like to edit.

Showing Step 1, clicking User Icon, and step 2, clicking their associated account.

From the YouTube home page, click on your User Icon in the top right-hand corner to reveal a drop-down menu.


This picture shows the user icon and drop-down menu.

Click on Creator Studio.

Highlights the Creator Studio button.
3. Check the captions for accuracy.

If some time has passed and an automatic transcript hasn't been published, there could be an issue with the audio. You may have to transcribe the video by hand or turn it over to AST.

Ensure the video has had enough processing time for automatic captions to appear.

1.) Video has not had enough time or audio is difficult to capture.

If you have already waited a significant amount of time (at least 24 hours, but varies with complexity), please contact AST for assistance with closed captioning.

2.) Video has successfully been auto-captioned by YouTube.

Continue to editing.

Shows how an unprocessed and processed subtitle/CC screen will look.

In the "Subtitles/CC" tab, you can view the content and timing of the automatically generated captions. If you are happy with the auto-generation, simply return to the YouTube home page.


Highlights the Edit button to begin changing caption content.

1.) Click inside the caption edit box to change the content of the caption.

2.) Moving the vertical red bar will allow you to choose where to start the video.

3.) Grabbing the center of the subtitle allows the user to move the entire subtitle forward or backward along the audio track.

4.) Grabbing the edge of the subtitle allows you to shorten or lengthen the amount of time the caption appears onscreen.

Highlights where to change content, length, and timings of captions.

Some errors to look for:

1.) Proper Nouns (The speaker is not, in fact, John Kerry)

2.) Punctuation (Missing a period between phytoremediation and So what is...)

3.) Homophones (Youtube thought pollutants should be "Lutins")

Displays some common autocaptioning errors, like proper nouns, homoohones, and punctuation.

When you are satisfied with the content and timings of your video, press publish edits.

Shows corrected subtitles and highlights the "Publish Edits" button, which will save your changes.

1.) Your video should now have pending transcripts in addition to the automatically generated subtitles.

2.) You can switch between the published captions by clicking on the cc button in the video player.

Displays the available subtitles for the video, and where to chane the current CC displayed for the video..

You have (hopefully) successfully changed the automatically generated captions on your YouTube video.