Hi,
As per your request, To Display contact form 7 plugin on your dashboard you need to install contact form 7 plugin. Follow the below steps to install and activate contact form 7 plugin.
1)Go To Dashboard >> Plugins >> Installed Plugins >> Add new >> Then search the plugin from search box install it and activate it after that contact form 7 plugin will be displayed on your dashboard.
If you need any other help please let us know.
Thanks