How To install a plugin...?

[casums]

okay so i just first bought my vbulletin today,i went to install my plugin and it says "
This file appears to be a Product, not a Plugin. Please use Manage Products to add this file.
"

when i try through the manage products it doesnt work....help plz?

 

[Itsuki Minami]

owo it's easy manage product / add new product at the bottom of the page and well is pretty the same as adding a plugin but remember to always read the readme of the product