> For the complete documentation index, see [llms.txt](https://autoedit.gitbook.io/subtitles-composer-app/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://autoedit.gitbook.io/subtitles-composer-app/opening-a-video-or-audio-file.md).

# Opening a video or audio file

## Open the app

![Open](https://1327109202-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LKMj8j4KNeE8zwPNhFS%2F-M2_8G4lKs2ch81QVv4U%2F-M2_9lByjO45i5WqThtQ%2Fopen.png?alt=media\&token=3ba93ce4-23c9-4b48-b360-188fe147303f)

## click on `select video or audio file`

![](https://1327109202-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LKMj8j4KNeE8zwPNhFS%2F-M2_8G4lKs2ch81QVv4U%2F-M2_9rYoog5kQcrHAMni%2Fselect%20video.png?alt=media\&token=426f7e5b-7241-4e38-b588-782324a895a5)

select the video or audio you'd like to add.

See next section, [adding text](/subtitles-composer-app/adding-text.md).