Hey @procorner,
We currently provide support in English. I’m using Google Translate to read your message. Feel free to use it to read my reply.
https://translate.google.com/
To activate https please reach out to your web host. They can make sure you have an SSL certificate installed. If they can’t help you, you can try using a WordPress plugin to add this. This search should give you some options.
https://ww.wp.xz.cn/plugins/search/really-simple-ssl/
To speed up your site, take a look at this blog post.
https://woocommerce.com/posts/ten-ways-to-speed-up-your-woocommerce-store/
Let us know if you have any questions.
Thanks!
We’ve not heard back from you in a while, so I’m marking this thread as resolved. Hopefully, the above info was helpful.
If you have further questions, please feel free to open a new topic.