Helpful can be installed with just a few clicks. In WordPress Admin, click on Plugins, then on Add.
Search now for Helpful and install the plugin. You can also download the plugin.
In Helpful you can change all texts, make specific settings, choose between several ready-made topics and even deactivate credits.
There are no hidden traps here.
If you have problems and just can't get any further, then the support in the forum is your first point of contact. Report your problem there and we will help you.
You can also share your ideas there. I am always open for advice.