For disabling slider or changing it with other title types
Example Breadcrumbs or Title, Go to Page Edit > Page Settings > Title Type
For overall website title type go to Theme Options > Title & Bredcrumbs
Instead Quick Contact also you can create any page and assign it.
In widgets find Footer 1 sidebar area sections and edit the widgets that inside of this sidebar.
For changing background of Footer, Go to Theme Options > Footer > Footer Widgets > Container Style Kit