You can download all the drivers from here: dell</b>-drivers/<b>dell</b>-<b>inspiron</b>-<b>15</b>-3521-drivers-free-download">Dell Inspiron 15 3521 Drivers for Windows 7
here is solution related to dell webcam and dell webcam manager
http://youtu.be/YFY59F36RhQ
... webcam issue resolved.
dell.com/support/topics/global.aspx">http://support.dell.com/support/topics/global.aspx ...
Dell handles laptops with built-in web camera a little different than other ... have the possibility to download Dell Webcam Central from the ... The application is used by Dell webcams. It bundles a driver ...