While viewing any web page, you can click the Back To Site link in the far-left side of the navigation bar in the web browser to display your team site. From your team site, you have access to other files, blog posts, and more.
Click Back To Site.
At the bottom of the navigation bar, click Site Content.
Click the ellipse to display options for the application.
Click the Web App icon once to open the Web App in a browser window.
Click Customize In Access to open the Web App in Access 2013.