Simple http plug setup - guide needed

Hi All, I have setup openHab 2 on rasp pi and I’m a total newbie in openHab.

I’ve a http plug that I can turn it on / off with simple browser command such as the below. I want this plug to appear as as switch / plug in the Pepper UI, is that possible? Should I use http binding? Which file (and location) that I need to edit manually (the Gui way of setup seems not working / broken), a sample setup of the file will be very much appreciated.

I also read the http binding doc but as a newbie I’m lost, forgive me :wink:

To turn on:
or to turn off:

A good idea to start is with

Yes, you need the HTTP-binding
and write your item-definition in a items-file.

There are many tutorials at YouTube like this