updateSiteTitle.user.js

// ==UserScript==
// @name           BetterSiteTitles
// @description    Update with url base as title
// @include        *://*.bosslm.com/*
// ==/UserScript==

(function() {
    const siteBaseUrl = window.location.host.split('.')[0]
    const newSiteName = siteBaseUrl.substr(0, 1).toUpperCase() + siteBaseUrl.substr(1)
    document.title = newSiteName
    
    var link = document.querySelector("link[rel*='icon']") || document.createElement('link');
    link.type = 'image/x-icon';
    link.rel = 'shortcut icon';
    link.href = 'https://' + window.location.host + '/ClientDocuments/Images/CompanyLogo.JPG';
    document.getElementsByTagName('head')[0].appendChild(link);
})();