Allowing anonymous access to SharePoint content is configured in two parts, at the web application level and at the content level. In this recipe, we will enable anonymous access to our SharePoint web application.
Follow these steps to configure anonymous access at the web application level:
Navigate to Central Administration in your preferred web browser.
Click on Manage web applications in the Application Management section as shown in the following screenshot:
Select the web application that we are enabling anonymous access for.
Click on Authentication Providers in the WEB APPLICATIONS tab on the ribbon as shown in the following screenshot:
Click on the Default zone.
Select Enable anonymous access as shown in the following screenshot:
Click on Save.