You can insert links to social networks very easily through various forms of panels. The icons will automatically appear based on which social networks you have entered in the settings.

A simple panel that you can insert e.g. to the bottom of the page.
See how to add social media links.

Several forms of panels are available, you can either insert only icons or you can also insert them with a title you specify. You can also change the background colors to match the color scheme of your site.

You can also embed a Twitter feed, for example. It doesn't even need to be set up in any special way, the plugin will automatically download the content based on the profile you entered in the settings.