1) No. of columns display in Homepage Category Tab

In Admin Panel > Main Config > How many columns on front page,

Set it to 2 or 3 columns (default value is 1)

2) How to enable / disable the 3rd column bar at Right (advertisement) ?

Edit: /[THEME_PATH]/config.php

• Update the value of "NAS_1004_SHOW_RIGHT_COLUMN_BAR" to "NO" or "YES" (Case-sensitive)
• For Right Vertical Advertisement, you can  edit: /[THEME_PATH]/include/_rightside.php