Make Footer on mobile centered

Try

#footer {
   text-align: center;
}

To add or override CSS: use the “Additional CSS” option in the customizer.? https://codex.www.ads-software.com/CSS#Custom_CSS_in_WordPress

Learn to use the Chrome Developer Tools or Firefox Developer Tools to help you see and test changes to your CSS.

Ok that was really simple, it worked! Thanks ??

Sorry, I have a problem. That makes the text on desktop also centered. I only want it on mobile

You’re using a commercial theme, so please use their official support channel. We feel they are best equipped to support their products.

https://suiteplugins.com/contact/

Commercial products are not supported in these forums.