The default page title in Joomla is "Welcome to the Frontpage". You can easily change that from your Joomla admin area > Menus > Main Menu > Home > Parameters - System > Page Title. Type in the new page title you wish to use and save the change. Next time you open your website, the new page title will show up in your browser.
- Login to your Joomla Site
- Go to the Menu which is assigned to the pagetitle
- Select the menu item
- Click to Page Display
- Change the Page Heading or disable the Page Heading