A:- Create a Page & Select Template
(a) From your dashboard, go to the Dashboard > Pages > Add New
(b) Now Create a page & Select the Template.
(c) Click on Publish.

B:- How to manage About page?
(a) From your dashboard, go to the Appearance > Customize > Page Templates > About Page Template
(b) Now click on check box for hide/show About section.
(c) Now click on check box for hide/show Funfact section.
(d) Now click on check box for hide/show Testimonial section.
(e) Now click on check box for hide/show Team section.
(f) Click on Publish.