How to add a Web reference Visual Studio 2012

check the link below

MSDN Link

To add a Web reference to a project

1 In Solution Explorer, right-click the name of the project that you
want to add the service to, and then click Add Service Reference.

The Add Service Reference dialog box appears.

2 In the Add Service Reference dialog box, click the Advanced button.

3 The Service Reference Settings dialog box appears.

4 In the Service Reference Settings dialog box, click Add Web
Reference.

The Add Web Reference dialog box appears.

Leave a Comment