In contrast to "Open Captions" that has been burned into the video itself, "Closed Captions" can be enabled or disabled manually by the viewers at liberty. In view of this, a bunch of people wonder how to add closed captions to a video for different purposes. Actually, it's not a tough nut. Next, I'll show you 2 simple ways to get you through it, even if you're a non-tech-savvy guy.
Kevincy | Mar 23, 2021
Quick Start:

"Closed Captions" acts as the "Soft subtitles" that can be hidden or activated by the viewers at will. Actually, captions are not interchangeable with subtitles due to their own respective purposes, but they also have similarities and overlap in many cases, so that many people refer to both terms interchangeably. Next, I'll introduce 2 different ways to help add closed captions to video without any difficulty.

Also Read: Add Subtitle to MP4 | Auto Subtitle Generators | Merge Subtitles with Videos | Add Subtitles to YouTube

Method 1 - How to Add Closed Captions to Video with Free HD Video Converter Factory?

Free HD Video Converter Factory is a 100% free program major in video & audio format conversion and online video/music download, and to your surprise, it can also serve as a free closed captioning software that helps add multiple closed captions into one video file. Download it below and follow the instructions.

Add Captions/Subtitles to Video Effortlessly
A free, zero-based yet clean utility that enables you to add closed captions to video in a blazing fast speed. Besides, more practical features are as follows:
  • Add Closed Captions/Subtitles (hard/soft subs) to video.
  • 500+ presets available for video/audio format conversion.
  • Download video/song from YouTube and 300+ acclaimed sites.
  • Edit video with a straightforward editor.
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    Compatible with Windows, 100% Clean!

    Step 1

    Launch Free HD Video Converter Factory and open "Converter", click "Add Files" button or drag and drop the video file you want to embed closed captions into the program.

    Step 2

    Click "+" icon to add external closed captions (.srt and .ass formats are supported), if not, there are some decent websites for you to free download subtitles for movies and TV series. You can only add one each time if you want to add multiple closed captions.

    Step 3

    Press "H" icon next to "+" button to determine the subtitle type. Enable "CC Closed Captioning" option, and click "OK".

    As a side note, ONLY MKV, MP4 and MOV support "CC Closed Captioning". But if you want to hardcode subtitles to video (burned-in), it can be applied all video formats, such as adding subtitles to AVI, WMV, MPG, etc.

    Step 4

    Select all subtitle tracks in the drop-down list of "T" section. Click on the format profile on the right side, there are 500+ presets available for your choice. Select MKV, MP4 or MOV under "Video" category as the output format for adding CC to video. Specify a directory to save the converted file, finally, hit "Run" button to add closed captions to video.

    After the process is finished, play the video with VLC or other common media player, you'll see two subtitle tracks that you can choose to turn it on or off optionally. Furthermore, this program can also help you remove unnecessary soft subtitles, download YouTube captions, etc.

    Method 2 - How to Close Caption a Video Using HandBrake?

    In addition to transcoding video to a selection of modern, widely supported formats, the well-known HandBrake is also capable of adding closed captioning to a video. Download or update it via, and let's see how it works.

    Step 1

    Run HandBrake, and you'll be guided to open a single video file or a folder that contains multiple videos.

    Step 2

    HandBrake will scan the title and display all information right there. If it's your first time to use HandBrake, click "Presets" button on the top toolbar to spread all presets on the right side. Select any option based on your actual need. Under "Summary" tab, select "MP4" or "MKV" as the output format since closed captioning are currently unsupported in the WebM container.

    Step 3

    Switch to "Subtitles" tab, click "Import Subtitle" to add your closed caption files. Next, you're able to modify the language, char code, offset, name and the like settings as you wish. Keep "Burn In" option UNCHECKED, otherwise, it will hardcode subtitles into video. For experienced users, you can check other tabs for further editing. Take advantage of "Add to Queue" feature for HandBrake batch conversion.

    Step 4

    Click "Browse" button to set an output folder to save your converted video. At last, click the green "Start Encode" button to add multiple subtitles to video.

    Video Tutorial - How to Add Closed Captions to a Video?

    Final Words...

    Now you have figured out how to add closed captions to a video, which is identical to adding soft subtitles to video. But as I said at the beginning of the post, there are several differences between captions and subtitles, which is not included in this post. If you want to learn more, I'll compile the detailed content in the next article, so stay tuned!

    Add, Remove, Extract Subtitles/Closed Captions with Pro Version

    WonderFox HD Video Converter Factory Pro

    1. Add/Remove soft subtitles/closed captions easily.

    2. Download video with subtitle/CC from YouTube and 300+ sites.

    3. Extract soft subtitles/CC using subtitle extractor.

    4. Crop hardcoded/burned-in subtitles off the video.

    5. 500+ presets for video conversion with GPU acceleration.

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