In the template builder, click on the "Content" tab. Click and drag a Button area into a Row.
Click the text in the button and type your message.
Content Properties area on the right.
In the Action section, paste the desired link in the URL field. Feel free to explore the "Button Options" area change the size and look of the button
Bingo! You have added a button linked to a URL!
Did you know...
it is also possible to link a button to send an email, dial a phone number, or send a text message?
Simply repeat the process detailed above then click the Open Web Page drop-down menu to explore other options: