YouTube delete all comments and chat history

delete-youtube-comments.js

let __timeout = 200;

/**
 * Delete comments: https://www.youtube.com/feed/history/comment_history
 */
document
  .querySelectorAll(
    '.ytd-comment-history-entry-renderer [aria-label="Action menu"]'
  )
  .forEach((el, i) => {
    setTimeout(() => {
      el.click();
      setTimeout(() => {
        let options = document.querySelectorAll("#contentWrapper a");
        (options[1] || options[0]).click();
        setTimeout(() => {
          document.querySelector("#confirm-button").click();
        }, 0);
      }, 0);
    }, __timeout * i);
  });

/**
 * Delete chat history: https://www.youtube.com/feed/history/live_chat_history
 */
document
  .querySelectorAll('[aria-label="Remove live chat message"]')
  .forEach((el, i) => {
    setTimeout(() => {
      el.click();
      setTimeout(() => {
        document.querySelector("#confirm-button").click();
      }, 0);
    }, __timeout * i);
  });

updated css selector for live chat

'[aria-label="Card showing an activity from YouTube"] > div > div > div > div > button'