XF 2.1 user upgrade custom info box

[leoterik]

how can i add a box under the user upgrades like this?

 

[leoterik]

#bump

 

[Paul B]

Edit the template and add your custom content.

This guide will help with identifying the template: https://xenforo.com/community/resources/how-to.4390/

It was written for XF1 but the fundamentals are the same.