If you’re developing in Squarespace, chances are some CSS or JS coding will not work in admin mode. Previewing mobile in Chrome Dev tools is also a problem, as by default Squarespace shows pages panel rather than the actual site (if you’re logged in).
And if you don’t have a custom domain, that might be complex, as you will need a separate browser / incognito where you’re not logged out from Squarespace.
How to preview with ?noredirect
There is a quick way to preview a site while being in admin mode — add ?noredirect at the end of your url.
Example:
https://your-site-domain.squarespace.com/about?noredirect
In a rare case if there is already ? in url, you need to replace ? with &:
On this page