How Can I Use WordPress Widgets?
Widgets can be used to easily modify the look and feel of your website without the need to change code.
Here’s the widget area from the footer of Twenty Thirteen, the default theme with new WordPress installs at this time.
These are the widgets enabled in a new WordPress Installation by default.
This is the Widgets page from the WordPress Dashboard. If you log in, you can access it and begin to make changes by dragging and dropping the widgets between areas.