Understandable.
Hey that’s totally fine, but you never declared that in your first post, so no one knew about it and could adapt to it. 
Also the maintainers will NEVER write documentation in a different language then englisch.
If you want Italian documentation, welcome to this open source project! Feel free to contribute a translation.
If you reference a video why not share the URL to the video in first place so we can understand what you did
We all try to help but we need help from you too.
I would really suggest you should read this topic here.
If you follow this guide, with your future questions, you will get faster responses with a higher quality.
I can guaranty it!