To get started  you will need to be logged into your wordpress dashboard

word press login image

 

After you have logged in to your dashboard you will need to click  —> Plugins–>Add New

word press plugins image

this will load the page with the search form,  in the search box, type wordfence  then click  search plugins
Install Plugins ‹  — search

after you have clicked the search plugins button you will get a list of plugins,  the first plugin in
the list will be wordfence  by Mark Maunder click the install now link to  install wordfence  

 

wordfenc-install

 

after the installation is complete be sure to click activate plugin.

Plugin Install ‹ — Wordfence_activate

Now the plugin is installed  next you will need to do a little configuring which is simple  I have included screen shots of each configurable section.
To get started in the left menu click wordfence, then click options

wordfence menu
the first section we will edit is the Basic Options

 Plugin Install ‹ — Wordfence_basic-settings

Next you will edit Advanced Options

Advanced Options:

Wordfence Alerts

wordfenc-live-traffic-view

wordfenc-scans

wordfenc-firewall

login serurity wordfenc-other

Be sure to click the save changes

wordfenc-save