Over the years the interest in Bookmarklets by developers and users has fallen to a marginal level as such we resign from supporting this functionality. This decision is mainly motivated by the impact on positioning ([/en/shop/seo/online-store-positioning-long-tail-seo-sem/ SEO]). Because loading additional scripts lowers Google Page Speed Index, functionality will be completely removed from the panel to improve search engine performance. Standard masks have not supported this functionality for some time, so the change is transparent for the vast majority of shops.
The changes will be introduced within a week, customers who want to continue using them will be able to add them through HTML/JS scripts in the moderation module.