Download the WAMP Server.
Make sure that you select the version corresponding to the PHP version that you require.
Run the application as Administrator.
Click Next to continue installation.
Obvious that you need to agree to the license agreement.
Select location for Installation.
Check the boxes, if you need a Desktop or Quick Launch Icon.
Click Install, to start the installation.
Just click Open. (or select an application if you prefer)
Since, it’s a local hosting, SMTP can be set to localhost.
Later on, you can install and run your own Mail Server locally.
Now click Finish and start using WAMP.