Detailed steps for closed captioning subtitles in different languages:
Open the video: Go to the YouTube video you want to watch.
Locate the CC button: Look for the CC button in the video player controls.
Click the CC button: Clicking the CC button will turn captions on or off.
Adjust settings: If you want to change the language of the captions,
Step1 - click the gear icon
Step 2 - select Subtitles/CC
Step 3 - select Auto-translate
Step 4 - choose your desired language