Create Taxonomy view

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