How i can add "Downloaded # Times" on Post page, Please?

https://www.ads-software.com/extend/plugins/wp-downloadmanager/

you are a very perfect man, thank you so much :).

please, i want to know how the Normal Author can use this Plugin “wp-downloadmanager” ?

because the Just “admin or administrator” can use this plugin.

i mean just admin can upload files by this plugin.
how can i custom this to Normal Author can upload files like me ?