We do not provide support for hacks, so use them at your own risk. If you're not comfortable with coding, we recommend against using this workaround.
By default, your logo will link back to your homepage. If you would like to link your logo to
a custom external URL, go to Customize > Advanced > Global JS editor and add this code:
$(".logo > a").attr("href", "http://www.example.com/");
If you have Single Page App Mode enabled:
If you want the link to work with Single Page App mode, you will need to place a Code Block
module on each page and add the code there, wrapping the code with a <script> tag.
P.S. Thank you Andy S. for helping us improve this hack!