1. What is widgets? #
A WordPress Widgets are small blocks that perform a specific function. You can add widgets to sidebars/ widget areas to show on your webpages. At the screenshot above you can see widgets are on your left-hand side and the Widget Areas are on the right-hand side.
You can find more information about widget HERE
Widgets and Widget Areas/ Sidebars
2. How to add widgets into Widget areas #
Step 1: Drag and drop widget into Widget Area as you want, then set it up.
Step 2: Click Save button to save your change.