--cookies youtube_cookies.txt

youtube-dl -f bestvideo+bestaudio --merge-output-format mkv --all-subs --cookies youtube_cookies.txt xPASTExYOUTUBExURLx

youtube-dl -f bestvideo+bestaudio --merge-output-format mkv --all-subs --cookies youtube_cookies.txt https://www.youtube.com/watch?v=5rXPrfnU3G0

549c1c2d-ea16-44a6-b698-db0f2e82ae58.txt

https://www.youtube.com/watch?v=5rXPrfnU3G0

youtube-dl --all-subs --cookies 549c1c2d-ea16-44a6-b698-db0f2e82ae58.txt https://www.youtube.com/watch?v=5rXPrfnU3G0

--all-subs --cookies youtube_cookies.txt xPASTExYOUTUBExURLx

--all-subs --cookies 549c1c2d-ea16-44a6-b698-db0f2e82ae58.txt xPASTExYOUTUBExURLx