What are the options available in the Settings Charm in Windows 8?

In the Settings Charm, under the Start section, you can have access on the basic settings such as Wi-Fi, Audio, Brightness, Notifications, Power, and Language. There is also an option to access more PC Settings by clicking on the Change PC Settings displayed at the bottom of the Settings charm.
 

Tiles section allows you to show or hide the administrative tools and clear your personal information from your tiles.
 

The Windows 8 Help is also located on the Settings Charm that enables you to Learn the basics of Windows 8, Go to Windows website, and accessing other Help topics pertaining to Windows 8.