Can I add a icon and link back to my homesite at the top bar

I use discourse as a community page for my site and wish that when people get in, they can get back to the site by clicking an icon that always shows on the community page.

Can I add an icon and link it back to my home site?

I am not good at coding so…if there is an easy way to do this that would be great.

I just found a Theme component which you can install and use without code knowledge:

Here is a screenshot how it looked in my demo:


There are also