Skip to Content
Upload your video to YouTube.
Go to YouTube Studio after your video has been uploaded.
Select the Content page in the navigation bar on the left side of the page.
Find the video you want to edit in the video list, then select the Details button (pencil icon) that appears when hovering over the video.
This loads the video Details page. Select the Subtitles page in the navigation menu on the left side of this page.
This page will list any current caption files available for the video. From here, you can add caption files in a variety of ways.