You also think that the new Twitter doesn‘t look as good as the old one? Here‘s your guide to go back to the old Twitter.
The command will remove the cookie rweb_optin
which will no longer load the new Twitter.
document.cookie = "rweb_optin=on; expires=" + new Date(Date.now() - 1000).toGMTString() + "; path=/; domain=.twitter.com";