If you know what an anchor text is? Solving shouldn't be too hard? Otherwise read first about anchor text

Can PageRank drop significantly after server error? Yes, it's the perfect recipe for a 100% bounce rate. A signal for Google your content isn't what people are looking fo...

the Drive file doesn't seem to be publicly available... just saying

A semantically accurate URL is the best. There's nothing wrong with yours.

Thank you for your respond. So what you are saying is, that if products descriptions are very alike in lot of cases, because the products are similar, it is not taken as...

Did you check your robot.txt?

An overview of recent updates: https://www.seroundtable.com/category/google-updates

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...