Google Messages Web（ブラウザ上でのSMS）のスレッドを印刷する

stackoverflow.com
以下をConsoleに貼り付ける

(function() {
    var originalContents = document.body.innerHTML;
    var printReport= document.querySelector("body > mw-app > mw-bootstrap > div > main > mw-main-container > div > mw-conversation-container > div > div > div > mws-messages-list")
    document.body.innerHTML = printReport.innerHTML;
    document.body.style.display = 'block';
    document.body.style.overflow = 'visible';
    window.print();
    document.body.innerHTML = originalContents;
}())