You will need to add the webdav package for IIS in order to distribute content when using http or https.
1. To add webdav:
a. Open Control Panel, and select Add/Remove Programs.
b. Click on "Add/Remove Windows Components".
c. Double-click on "Application Server".
d. Double-click on "Internet Information Services (IIS)".
e. Double-click on " World Wide Web Service".
f. Please check "WebDAV Publishing".