Adding a Posts Widget
Step 1 – Navigate to the Appearance > Widgets tab to access the list of widgets and widget sections. The left hand side shows all the widgets you can use. The right hand side shows all the different widget sections you can add widgets to.
Step 2 – Simply drag and drop the widget you’d like to add into your chosen widget section on the right side.
Step 3 – To rearrange widgets on a widget section, just drag and drop the widgets into the order you’d like.
Step 3 – When finished, make sure to click the ‘Save’ button in the widget editing box to save your changes.