All these things were reviewed, but no such issue was found to be responsible for such a drop. Is there any update from Google for e-commerce websites?

This might be usefull: https://www.relevance.com/is-svg-good-for-seo/

There can be many reasons. competitors technical changes on webshop drop in speed Google penalty etc, etc. It can really depend on to many factors to give any reasonable...

Consider guest blogging

Yes, unfortunately, your link will not be in the top if you do not use the services of the CEO. You will definitely need a high-quality backlink that SEO makes it possibl...

I don't know how to help you with your problem

I, too, find this very strange.

Thank you very much, though is there any way I can help this without adding content? I really am not able to add any more content to the site, as I am not the one writing...

You told it shows up around page 10. So it's indexed. A new domain, 94 days old with a DA 1 and a PA 1 needs time and work. Don't expect fast results. Ohter simple sites...

I have made much more simple sites like this, but they were indexed just fine. I have tried adding backlinks as well. Could there be any other issue here?