Iis7 how to solve 404 error when running the WCF Service

The error page is as follows. This problem occurs. It is very likely that the WCF Service is not correctly configured in IIS, and the solution is very simple.

% WINDOWS % \ Microsoft. the servicemodelreg.exe Program in the net \ framework \ V3.0 \ Windows communication foundationdirectory is fine.

first, check the service status: command: servicemodelreg-VI

result: if the Protocol is in the "not installed" status, you can confirm that the WCF is not correctly installed in IIS

install the service: command: servicemodelreg-I

Result: If the installation is successful, a successful message is returned.

Restart IIS!