TipidPC Send To Outbox Autochecker

userscript.js

// ==UserScript==
// @name         TipidPC Send To Outbox Checkbox
// @version      1
// @description  Checks the "Send To Outbox" checkbox automatically.
// @author       breadbyte
// @match        https://tipidpc.com/newmessage.php*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    document.querySelector("#save").checked = true;
})();