In https://github.com/backdrop/backdrop-issues/issues/1725, we encountered an issue where it would be desirable to load the admin theme dialog styling rather than the front-end dialog styling. Take this example of deleting a block from the front-end:

As this is an admin-action, it may make sense to have this be styled in the admin theme.
GitHub Issue #:
2659
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Start with clean URLs, add Pathauto and Metatag modules, submit your XML sitemap to Google Search Console, and keep your content original and well-structured.
How to Improve SEO Performance in Backdrop CMS
Check out this post re: tempstore: https://forum.backdropcms.org/forum/tempstore-table
Which database tables can I saftely empty before DB backup
Hi. I use the "[node:title] | [site:name]" tokens for the main image of news articles, blog posts, and similar publications. It's a quick and practical automatic ALT.
How to Improve SEO Performance in Backdrop CMS