Config some blocks

A. Main menu block

Step 1 Go to Structure > Blocks

Step 2 Find View: Main menu and click configure link

Step 3 Set following properties:

Step 4 Click "Save block" button

B. Who's online block

Step 1 Go to Structure > Blocks

Step 2 Find View: Who's online and click configure link

Step 3 Set following properties:

Step 4 Click "Save block" button