Step 1 Go to Structure > Views. Enable "Taxonomy term" view
Step 2 Click "Edit" Taxonomy term view, Click Add page to create a new page, new window is opened with following properties:
Change Display name = Social Feed
Change Title = Social Feed with following setting:
In Content type area:
In Menu area
In Contextual filters area
Step 3 Create a "Categories" page with following properties:
In Content type area
In Menu area
Step 4 Click "Save view" buton