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How to Add External SRT Subtitles to Video

SubRip caption files are named with the extension .SRT. SRT is perhaps the most basic of all subtitle formats. This format is supported by most software video players and subtitle creation programs. The time format used is hours:minutes:seconds:milliseconds, with the milliseconds field precise to three decimal places.


SRT file does not contain any video data, it is a simple text file you can edit by any text editor (translate subtitles into another language). The purpose of srt subtitle file is to use it with desired movie file together to display subtitles when you play video file by any player supporting srt subtitles.


If your video doesn’t include any subtitles, you can add a .srt file to this video folder, then you will be able to get a video with subtitles by converting this video using Any Video Converter Professional/Ultimate. Here, we will show you an example on how to add an external .srt file to an .mp4 video:


Please download the program as you like before adding .srt files to your videos.

For Any Video Converter Ultimate:

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For Any Video Converter Pro:

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Step 1: Edit a .srt file

You can either download a .srt file from website and then modify it, or create .srt format subtitles totally on your own.

To make .srt format subtitles,

you can follow below steps:

1. Open Notepad, WordPad or other text editor.

2. Edit subtitles shown as below:

edit srt subtitle

Notes: SRT consists of four parts, all in text.

a. A number indicating which subtitle it is in the sequence.
b. The time that the subtitle should appear on the screen, and then disappear.
c. The subtitle itself.
d. A blank line indicating the start of a new subtitle.

Step 2 : Save subtitles to .srt format.

In Notepad, please click menu File->Save As, change file name to “xxx.srt”, set “Save as type” to “All Files”, and then set “Encoding” to "ANSI" or “UTF-8”.

save srt file



1. Save .srt file as “ANSI” if using English subtitles.
2. Save .srt file as “UTF-8” if using non-English subtitles.

Step 3 : Copy .srt file to MP4 video folder, rename .srt file according to the video name.

copy srt file


Note: If you add more than one .srt files to the MP4 folder, you can rename the .srt file name like this: if source MP4 file name is “michael.mp4”, the .srt file names can be “michael001”, “michael002”, etc.

Step 4 : Drag and drop this MP4 file to Any Video Converter Professional/Ultimate.

add mp4 to Any Video Converter Ultimate

Step 5 : Select .srt subtitle in Any Video Converter Professional/Ultimate.

See as below picture. In the right, select in the drop-down list "Add Subtitle" to add the subtitle you want.

Select a SRT subtitle

Step 6 : Change subtitle position, size and font.

Chnage subtitles font size and position

Encoding: Please set “UTF-8 (UTF-8)” as the default format for subtitle encoding.

Position: Adjust the slide bar to change the position of the subtitles on screen.

Size: Increase/Decrease scales of subtitles according to movie height, width, and diagonal.

Font: Please follow this directory C:\WINDOWS\Fonts\, choose your desired font, right click on the font name to choose

Properties and copy and paste the font name, such as “AdobeFanHeitiStd-Bold.otf” to subtitle font option.


choose subtitle font


copy font name

After you finish editing the subtitle options, please click OK to go back to the main interface.

Step 7 : Preview the video before encoding.


preview subtitle

Step 8 : Start converting

Start converting MP4 file to your desired output format if you feel satisfied with the subtitles.

Video Tutorial: How to Add SRT Subtitles to Video

Read More:

1. How to Add External SRT Subtitles to iTunes M4V Videos?

iTunes M4V Converter

If you have downloaded iTunes videos and want to add .srt subtitles to your iTunes videos, the first thing you need to do is to convert iTunes M4V videos to editable video format like MP4, AVI, MOV,ect.

To do this, you need a professional iTunes DRM M4V Converter. NoteBurner M4V Converter Plus can help you remove iTunes DRM and convert iTunes M4V videos to plain MP4, MOV and more formats. In addition, It can convert DRM M4V videos at 20X faster speed with multilingual subtitles and all audio tracks kept, including Dolby AC3 5.1 Audio Track.

Learn more: How to Remove iTunes DRM and Convert the M4V Videos to Plain MP4?

Download the trial version of NoteBurner M4V Converter Plus to have a try!

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3. How to Keep Apple Music Files Offline on iPhone/iPod?

itunes drm audio converter

We all know that you can only listen the Apple Music files during subscription. To enjoy Apple Music files on iPad/iPhone without restriction, you should remove DRM from Apple Music files and convert them to plain MP3, AAC or WAV fromats. iTunes DRM Audio Converter can help you convert Apple Music files to plain MP3/AAC/WAV formats. Besides, it can also convert DRM-ed audiobooks and M4P music to DRM-free MP3.

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