s. test_cookie 00 minutes The test_cookie is set by doubleclick.net and is used to determine if the user's browser supports cookies. VISITOR_INFO0_LIVE 0 months 00 days A cookie set by YouTube to measure bandwidth that determines whether the user gets the new or old player interface. YSC session YSC cookie is set by Youtube and is used to track the views of embedded videos on Youtube pages. yt-remote-connected-devices never YouTube sets this cookie to store the video preferences of the user using embedded YouTube video. yt-remote-device-id never YouTube sets this cookie to store the video preferences of the user using embedded YouTube video.