Unlike all Facebook page

unlike.js

// go to https://www.facebook.com/pages/?category=liked&ref=bookmarks

let pages = []

const unlike_all = () => {
  const all = [...document
    .querySelectorAll('[aria-label="Liked"],[aria-label="Followed"],[aria-label="Following"]')
  ]

  pages = [...new Set([...pages, ...all.map((a) => a.parentNode.parentNode.querySelector("span").innerText.trim(" "))])]
  console.log(pages);
  copy(pages);

  all.forEach((a) => a.click());

  window.scrollTo(0, document.body.scrollHeight);
  // You will also need to scroll manually times to times or to speed up the process
  window.setTimeout(unlike_all, 3 * 1000);
}

unlike_all()