Double click the title to change its text
// ==UserScript==
// @name Editable Title
// @namespace myfonj
// @include *
// @grant none
// @version 2.0.0
// @run-at document-start
// @description Double click the title to change its text
// @license CC0
// ==/UserScript==
/*
https://greasyfork.org/en/scripts/454707/versions/new
2.0.0 (2026-02-01) Rewrite to much simpler prompt() approach, for not to have to deal with any workarounds whatsoever.
1.0.1 (2022-11-14) workaround for Firefox https://bugzilla.mozilla.org/show_bug.cgi?id=1291467
*/
document.documentElement.addEventListener
( 'dblclick'
, function promptTitleChange ( event )
{ if( event.target?.constructor?.name !== 'HTMLTitleElement' ) return;
; document.title = prompt(document.title, document.title) || document.title;
}
, true
)